{"title":"Air Quality Monitor","description":"\u003cp data-start=\"138\" data-end=\"213\"\u003e\u003cstrong data-start=\"138\" data-end=\"211\"\u003eAdvanced Gas Detection Instruments – Precision Air Quality Monitoring\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"215\" data-end=\"517\"\u003eElevate \u003cstrong data-start=\"223\" data-end=\"249\"\u003eair quality monitoring\u003c\/strong\u003e with \u003cstrong data-start=\"255\" data-end=\"272\"\u003enanozone.lk’s\u003c\/strong\u003e cutting-edge \u003cstrong data-start=\"286\" data-end=\"315\"\u003eGas Detection Instruments\u003c\/strong\u003e, engineered for \u003cstrong data-start=\"332\" data-end=\"388\"\u003eresidential, commercial, and industrial environments\u003c\/strong\u003e. Accurately detect and measure \u003cstrong data-start=\"420\" data-end=\"427\"\u003eCO₂\u003c\/strong\u003e, \u003cstrong data-start=\"429\" data-end=\"435\"\u003eCO\u003c\/strong\u003e, \u003cstrong data-start=\"437\" data-end=\"449\"\u003eVOC\/TVOC\u003c\/strong\u003e, and \u003cstrong data-start=\"455\" data-end=\"483\"\u003emulti-gas concentrations\u003c\/strong\u003e with precision and reliability.\u003c\/p\u003e\n\u003cp data-start=\"519\" data-end=\"839\"\u003eOur collection features \u003cstrong data-start=\"543\" data-end=\"566\"\u003eportable gas meters\u003c\/strong\u003e and \u003cstrong data-start=\"571\" data-end=\"594\"\u003emulti-gas detectors\u003c\/strong\u003e equipped with \u003cstrong data-start=\"609\" data-end=\"668\"\u003ehigh-sensitivity electrochemical, NDIR, and PID sensors\u003c\/strong\u003e, \u003cstrong data-start=\"670\" data-end=\"700\"\u003ereal-time digital displays\u003c\/strong\u003e, \u003cstrong data-start=\"702\" data-end=\"718\"\u003edata logging\u003c\/strong\u003e, and \u003cstrong data-start=\"724\" data-end=\"755\"\u003ecalibration functionalities\u003c\/strong\u003e to ensure compliance with \u003cstrong data-start=\"782\" data-end=\"804\"\u003esafety regulations\u003c\/strong\u003e and \u003cstrong data-start=\"809\" data-end=\"836\"\u003eenvironmental standards\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"841\" data-end=\"1109\"\u003eTrusted by \u003cstrong data-start=\"852\" data-end=\"945\"\u003eenvironmental engineers, safety officers, industrial professionals, and facility managers\u003c\/strong\u003e, these instruments provide \u003cstrong data-start=\"973\" data-end=\"998\"\u003einstant gas detection\u003c\/strong\u003e, \u003cstrong data-start=\"1000\" data-end=\"1025\"\u003econtinuous monitoring\u003c\/strong\u003e, and \u003cstrong data-start=\"1031\" data-end=\"1054\"\u003ealarm notifications\u003c\/strong\u003e to prevent hazards and maintain optimal air quality.\u003c\/p\u003e\n\u003cp data-start=\"1111\" data-end=\"1310\"\u003eChoose \u003cstrong data-start=\"1118\" data-end=\"1159\"\u003enanozone.lk’s gas detection solutions\u003c\/strong\u003e for \u003cstrong data-start=\"1164\" data-end=\"1214\"\u003eaccuracy, durability, and superior performance\u003c\/strong\u003e across \u003cstrong data-start=\"1222\" data-end=\"1307\"\u003eindustrial safety, environmental monitoring, and occupational health applications\u003c\/strong\u003e.\u003c\/p\u003e\n\u003chr data-start=\"1312\" data-end=\"1315\"\u003e","products":[{"product_id":"ldg-jd-3002-the-ultimate-8-in-1-air-quality-monitor-for-co2-tvoc-more","title":"JLDG JD-3002: The Ultimate 8-in-1 Air Quality Monitor for CO2, TVOC, \u0026 More","description":"The JLDG JD-3002 8-in-1 Multifunctional Air Quality Monitor Tester stands as a testament to cutting-edge environmental monitoring technology. Designed with precision and user convenience in mind, this top-tier device employs a professional electrochemical sensing module to deliver unparalleled accuracy and stability. Its comprehensive functionality and anti-jamming capabilities ensure reliable performance across a broad spectrum of environmental parameters. With the JLDG JD-3002, users gain access to real-time data on CO2 levels, TVOC (Total Volatile Organic Compounds), HCHO (Formaldehyde), temperature, and humidity, all displayed on an expansive LCD screen for crystal-clear readability.\u003cbr\u003e\u003cbr\u003eEquipped with a state-of-the-art digital temperature and humidity sensor, this air quality monitor guarantees high precision in readings, offering peace of mind to health-conscious individuals and environmental enthusiasts alike. The device's ℃ and ℉ temperature units are switchable to cater to user preferences, and it features customizable alarm settings for personalized monitoring. Additionally, its environmental quality judgment function provides instant feedback on air quality levels, enabling users to maintain a healthy indoor atmosphere effectively.\u003cbr\u003e\u003cbr\u003eThe JD-3002 is powered by a robust 1800mAh lithium battery, ensuring long-lasting performance and ease of recharging via USB cable. A low battery indicator prevents unexpected power interruptions by alerting users to recharge the device promptly.\u003cbr\u003e\u003cbr\u003eSpecifications and Features:\u003cbr\u003e\u003cbr\u003eName: Air Quality Meter\u003cbr\u003eMaterial: Plastics\u003cbr\u003eDisplay: LCD\u003cbr\u003eBattery: 1800mAh Lithium Battery (Included)\u003cbr\u003eCO2 Measuring Range: 350ppm-2000ppm\u003cbr\u003eTVOC Measuring Range: 0.000 mg\/m³-2.000 mg\/m³\u003cbr\u003eHCHO Measuring Range: 0.000 mg\/m³-1.000 mg\/m³\u003cbr\u003eTemperature Measuring Range: 0℃-90℃ (32℉-194℉), ±1℃\/±1℉\u003cbr\u003eItem Size: 176 * 73 * 29mm \/ 6.93 * 2.87 * 1.14in\u003cbr\u003eItem Weight: 222g \/ 7.83oz\u003cbr\u003eFeatures digital temperature and humidity sensors, large LCD display, ℃ and ℉ switchability, alarm customization, environmental quality judgment, and USB rechargeability.","brand":"Nano Zone Trading","offers":[{"title":"Default Title","offer_id":46170481361109,"sku":"","price":16900.0,"currency_code":"LKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0679\/7587\/2725\/files\/JLDGJD-3002AirQualityMeterVOCMonitorHCHOCO2LevelIndicator.png?v=1710303963"},{"product_id":"sndway-digital-co2-meter-sw-723-carbon-dioxide-gas-detector-handheld-0-9999ppm-industrial-household-3in1-tester-thermohygrometer","title":"SNDWAY SW-723 Digital CO2 Meter Carbon Dioxide Gas Level Detector","description":"\u003ch2\u003eSNDWAY SW-723 Carbon Dioxide Meter | Professional NDIR CO2 Monitor \u0026amp; Data Logger\u003c\/h2\u003e\n\u003ch3\u003eHigh-Precision Air Quality Tester for Indoor Ventilation, Greenhouse Management \u0026amp; Safety in Sri Lanka\u003c\/h3\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eSNDWAY SW-723\u003c\/strong\u003e is a professional-grade \u003cstrong\u003eCarbon Dioxide (CO2) meter\u003c\/strong\u003e designed to provide rapid and accurate indoor air quality assessments. Utilizing advanced \u003cstrong\u003eNon-Dispersive Infrared (NDIR)\u003c\/strong\u003e sensor technology, this handheld device effectively monitors CO2 concentrations, helping to ensure healthy ventilation in Colombo offices, schools, and healthcare facilities. Beyond gas detection, it serves as a versatile environmental monitor by simultaneously measuring \u003cstrong\u003eAmbient Temperature and Relative Humidity\u003c\/strong\u003e, making it a critical tool for maintaining optimal indoor conditions in Sri Lanka's humid tropical climate.\u003c\/p\u003e\n\n\u003cp\u003eEngineered for both spot-checks and long-term monitoring, the \u003cstrong\u003eSW-723\u003c\/strong\u003e features a clear, backlit LCD screen with a visual and audible \u003cstrong\u003eCO2 alarm system\u003c\/strong\u003e that alerts users when gas levels exceed safety thresholds. Its compact, ergonomic design is complemented by professional features like \u003cstrong\u003eData Logging\u003c\/strong\u003e capabilities and Max\/Min recording. Whether you are optimizing a hydroponic greenhouse in Nuwara Eliya or verifying HVAC performance in a commercial building, this meter provides the reliable data needed to manage air safety and plant productivity.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features of the SNDWAY SW-723 CO2 Meter\u003c\/h3\u003e\n\u003cdl class=\"feature-list\"\u003e\n  \u003cdt\u003ePrecision NDIR Sensor Technology\u003c\/dt\u003e\n  \u003cdd\u003eEmploys a high-stability \u003cstrong\u003eDual-Beam NDIR sensor\u003c\/strong\u003e for accurate CO2 measurement, minimizing long-term drift and ensuring consistent readings even in high-traffic environments.\u003c\/dd\u003e\n  \u003cdt\u003e3-in-1 Environmental Monitoring\u003c\/dt\u003e\n  \u003cdd\u003eSimultaneously tracks \u003cstrong\u003eCO2 levels\u003c\/strong\u003e, \u003cstrong\u003eTemperature\u003c\/strong\u003e, and \u003cstrong\u003eHumidity\u003c\/strong\u003e on a single screen for a comprehensive view of air quality and thermal comfort.\u003c\/dd\u003e\n  \u003cdt\u003eCustomizable Audible Alarm\u003c\/dt\u003e\n  \u003cdd\u003eFeatures a user-defined CO2 threshold alarm that triggers a loud beep and visual indicator when carbon dioxide reaches unhealthy levels (e.g., above 1000 ppm).\u003c\/dd\u003e\n  \u003cdt\u003eData Logging \u0026amp; Storage\u003c\/dt\u003e\n  \u003cdd\u003eInternal memory allows for the recording of data points, making it easy to track air quality trends over time during a workday or crop growth cycle.\u003c\/dd\u003e\n  \u003cdt\u003eLarge Backlit LCD Display\u003c\/dt\u003e\n  \u003cdd\u003eThe high-definition screen ensures easy readability in low-light environments, displaying battery life, real-time measurements, and alarm status clearly.\u003c\/dd\u003e\n  \u003cdt\u003ePortable \u0026amp; Lightweight Design\u003c\/dt\u003e\n  \u003cdd\u003eWeighing only 172g, this ergonomic handheld device is easy to carry for field inspections across different job sites and industrial facilities.\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003eCommon Applications of SNDWAY SW-723\u003c\/h3\u003e\n\u003cdl class=\"feature-list\"\u003e\n  \u003cdt\u003eOffice \u0026amp; Educational Facilities\u003c\/dt\u003e\n  \u003cdd\u003eMonitor CO2 levels to prevent \"Sick Building Syndrome,\" improve student concentration, and ensure adequate fresh air circulation in air-conditioned spaces.\u003c\/dd\u003e\n  \u003cdt\u003eGreenhouses \u0026amp; Indoor Farming\u003c\/dt\u003e\n  \u003cdd\u003eMaintain the ideal CO2 concentration (typically 1000-1500 ppm) to maximize plant photosynthesis and increase crop yields in controlled agricultural environments.\u003c\/dd\u003e\n  \u003cdt\u003eHVAC \u0026amp; Building Maintenance\u003c\/dt\u003e\n  \u003cdd\u003eIdentify stagnant air pockets and verify the efficiency of ventilation systems in hotels, malls, and residential apartments to meet ASHRAE standards.\u003c\/dd\u003e\n  \u003cdt\u003eIndustrial Safety \u0026amp; Brewing\u003c\/dt\u003e\n  \u003cdd\u003eDetect CO2 leaks in beverage dispensing, cold storage, or industrial processing areas to protect workers from potential CO2 toxicity risks.\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003eTechnical Specifications of the SNDWAY SW-723\u003c\/h3\u003e\n\u003cdl class=\"feature-list\"\u003e\n  \u003cdt\u003eCO2 Measurement Range\u003c\/dt\u003e\n  \u003cdd\u003e0 – 9999 ppm\u003c\/dd\u003e\n  \u003cdt\u003eTemperature Range\u003c\/dt\u003e\n  \u003cdd\u003e-10.0°C – 70.0°C (14°F – 158°F)\u003c\/dd\u003e\n  \u003cdt\u003eHumidity Range\u003c\/dt\u003e\n  \u003cdd\u003e0% – 99.9% RH\u003c\/dd\u003e\n  \u003cdt\u003eCO2 Resolution\u003c\/dt\u003e\n  \u003cdd\u003e1 ppm\u003c\/dd\u003e\n  \u003cdt\u003eCO2 Accuracy\u003c\/dt\u003e\n  \u003cdd\u003e± (40 ppm + 3% of reading)\u003c\/dd\u003e\n  \u003cdt\u003eSensor Type\u003c\/dt\u003e\n  \u003cdd\u003eNon-Dispersive Infrared (NDIR) Sensor\u003c\/dd\u003e\n  \u003cdt\u003ePower Supply\u003c\/dt\u003e\n  \u003cdd\u003e3 x 1.5V AAA Batteries\u003c\/dd\u003e\n  \u003cdt\u003eData Storage\u003c\/dt\u003e\n  \u003cdd\u003eUp to 100 groups of readings\u003c\/dd\u003e\n  \u003cdt\u003eDimensions \u0026amp; Weight\u003c\/dt\u003e\n  \u003cdd\u003e18.5 x 6.35 x 2.7 cm | Approx. 172g\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003eFrequently Asked Questions about CO2 Monitoring\u003c\/h3\u003e\n\u003cdl class=\"feature-list\"\u003e\n  \u003cdt\u003eWhy use an NDIR sensor for CO2?\u003c\/dt\u003e\n  \u003cdd\u003eNon-Dispersive Infrared (NDIR) sensors are the industry standard because they are gas-specific, long-lasting, and do not suffer from cross-sensitivity to other gases like CO or VOCs.\u003c\/dd\u003e\n  \u003cdt\u003eWhat is a safe CO2 level for a Sri Lankan office?\u003c\/dt\u003e\n  \u003cdd\u003eOutdoor air is typically around 400 ppm. Indoors, levels below 800-1000 ppm are considered well-ventilated; levels above 1500 ppm can cause drowsiness and headaches.\u003c\/dd\u003e\n  \u003cdt\u003eCan the SW-723 be used for greenhouse CO2 injection?\u003c\/dt\u003e\n  \u003cdd\u003eYes, it is an excellent tool for verifying that your CO2 generators or regulators are maintaining the specific levels (usually 1200 ppm) required for optimal plant growth.\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003eWhat's in the Box?\u003c\/h3\u003e\n\u003cdl class=\"package-list\"\u003e\n  \u003cdd\u003e1 x SNDWAY SW-723 CO2 Meter\u003c\/dd\u003e\n  \u003cdd\u003e1 x Protective Soft Carry Case\u003c\/dd\u003e\n  \u003cdd\u003e1 x User Manual\u003c\/dd\u003e\n  \u003cdd\u003e1 x Quality Certificate\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003eDownloads\u003c\/h3\u003e\n\u003cp\u003e\n  \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0679\/7587\/2725\/files\/sndway-sw623-sw723-user-manual.pdf\" target=\"_blank\" class=\"download-link\"\u003e📄 Download SNDWAY SW-723 User Manual\u003c\/a\u003e\n\u003c\/p\u003e\n\n\u003cdiv class=\"product-vendor\"\u003e\n  \u003cstrong\u003eBrand:\u003c\/strong\u003e \u003ca href=\"\/collections\/vendors?q=SNDWAY\"\u003eSNDWAY\u003c\/a\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"variant-inventory\"\u003e\n  \u003cspan class=\"in-stock-status\"\u003eIn stock! Available for immediate delivery across Sri Lanka.\u003c\/span\u003e\n\u003c\/div\u003e","brand":"SNDWAY","offers":[{"title":"Default Title","offer_id":48806087459029,"sku":"","price":48500.0,"currency_code":"LKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0679\/7587\/2725\/files\/sndway-sw-723-co2-meter-front-view-887ppm-indoor-air-quality-monitor-sri-lanka.jpg?v=1768897924"},{"product_id":"sndway-sw-713a-carbon-monoxide-air-quality-tester-with-accurate-co-monitoring","title":"SNDWAY SW-713A Carbon Monoxide Air Quality Tester with Accurate CO Monitoring","description":"\u003ch2\u003eCarbon Monoxide Air Quality Tester in Sri Lanka\u003c\/h2\u003e\n\u003ch3\u003eProfessional CO Monitoring for Safer Homes, Offices, and Workplaces\u003c\/h3\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eSNDWAY SW-713A Carbon Monoxide (CO) Consistency Air Quality Tester\u003c\/strong\u003e is a high-precision device designed for real-time monitoring of carbon monoxide levels in indoor environments. Known for its accuracy, durability, and user-friendly design, this tester ensures that you and your family, employees, or colleagues remain safe from the harmful effects of carbon monoxide exposure.\u003c\/p\u003e\n\n\u003cp\u003eCarbon monoxide is a silent threat—colorless, odorless, and potentially deadly. The \u003cstrong\u003eSW-713A CO tester\u003c\/strong\u003e provides instant alerts and clear readings, making it an essential tool for \u003cstrong\u003ehomes, offices, factories, warehouses, laboratories, and commercial buildings\u003c\/strong\u003e. With its compact design and advanced sensing technology, it allows you to monitor air quality effectively and take quick action when CO levels rise above safe thresholds.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul style=\"list-style-type:square; padding-left:20px;\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAccurate Detection:\u003c\/strong\u003e High-precision CO sensor with real-time measurement for reliable monitoring.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMeasuring Range:\u003c\/strong\u003e 0–1000 ppm with ±5% or ±10 ppm accuracy.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDisplay:\u003c\/strong\u003e Bright LCD screen with large digits and backlight for clear visibility.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAlarm System:\u003c\/strong\u003e Visual and audible alarms for CO concentration exceeding safe limits.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eData Hold Function:\u003c\/strong\u003e Freeze readings instantly for review and recording.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePortable Design:\u003c\/strong\u003e Lightweight and compact, ideal for handheld or stationary use.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUser-Friendly Interface:\u003c\/strong\u003e Simple button controls, suitable for professionals and everyday users.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable Build:\u003c\/strong\u003e High-quality casing ensures long-term use in various environments.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePower Efficiency:\u003c\/strong\u003e Auto power-off function to save battery life.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBattery Operated:\u003c\/strong\u003e Uses 3 × AAA batteries for convenience and portability.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul style=\"list-style-type:square; padding-left:20px;\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSensor Type:\u003c\/strong\u003e Electrochemical CO sensor\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMeasuring Range:\u003c\/strong\u003e 0–1000 ppm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAccuracy:\u003c\/strong\u003e ±5% or ±10 ppm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eResolution:\u003c\/strong\u003e 1 ppm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eResponse Time:\u003c\/strong\u003e ≤30 seconds\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDisplay:\u003c\/strong\u003e Backlit LCD with status indicators\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAlarm:\u003c\/strong\u003e Visual (LED) + Audible (buzzer)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eData Hold:\u003c\/strong\u003e Available\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAuto Power Off:\u003c\/strong\u003e Yes (manual cancel option)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOperating Conditions:\u003c\/strong\u003e 0–50℃, ≤80% RH\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStorage Conditions:\u003c\/strong\u003e -20–60℃, ≤70% RH\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePower Supply:\u003c\/strong\u003e 3 × 1.5V AAA batteries\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 135 × 60 × 25 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e Approx. 140 g (without batteries)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePackage Includes\u003c\/h3\u003e\n\u003cul style=\"list-style-type:square; padding-left:20px;\"\u003e\n  \u003cli\u003eSNDWAY SW-713A CO Air Quality Tester\u003c\/li\u003e\n  \u003cli\u003eUser Manual\u003c\/li\u003e\n  \u003cli\u003eCarrying Case\u003c\/li\u003e\n  \u003cli\u003e3 × AAA Batteries\u003c\/li\u003e\n  \u003cli\u003eProduct Box\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul style=\"list-style-type:square; padding-left:20px;\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHome Safety:\u003c\/strong\u003e Detects CO levels from stoves, heaters, and faulty ventilation systems.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWorkplace Protection:\u003c\/strong\u003e Offices, shops, and commercial spaces requiring safe indoor air quality.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIndustrial Monitoring:\u003c\/strong\u003e Factories, warehouses, and production sites with combustion processes.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHealthcare Facilities:\u003c\/strong\u003e Hospitals, nursing homes, and clinics to safeguard patients and staff.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEducational Institutions:\u003c\/strong\u003e Schools, labs, and training centers ensuring a healthy learning environment.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTransport \u0026amp; Parking Areas:\u003c\/strong\u003e Monitoring CO in garages, tunnels, and enclosed spaces with vehicle emissions.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eResearch \u0026amp; Testing:\u003c\/strong\u003e Laboratories and equipment testing facilities for air quality analysis.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy Choose the SNDWAY SW-713A?\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eSNDWAY SW-713A Carbon Monoxide Tester\u003c\/strong\u003e combines \u003cstrong\u003eaccuracy, portability, and affordability\u003c\/strong\u003e, making it one of the most practical solutions for air quality safety. Unlike basic detectors, it provides real-time readings with a digital display, ensuring you know exactly when CO levels rise. Its audible and visual alarms act as immediate warnings, while the compact design ensures it can be used anywhere, anytime.\u003c\/p\u003e\n\n\u003cp\u003eWhether you are a homeowner, building manager, safety inspector, or researcher, the SW-713A offers reliable performance in detecting harmful CO levels. By integrating advanced sensor technology with a simple interface, this device bridges professional-grade monitoring with everyday usability.\u003c\/p\u003e\n\n\u003ch3\u003eDownloads\u003c\/h3\u003e\n\u003cp\u003e📄 \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0679\/7587\/2725\/files\/sndway_sw713a_carbon_monoxide_meter_data_sheet.pdf\" target=\"_blank\" rel=\"nofollow\"\u003eDownload SNDWAY SW-713A Data Sheet\u003c\/a\u003e\u003c\/p\u003e\n\n\u003cdiv class=\"product-vendor\"\u003e\n  \u003cstrong\u003eBrand:\u003c\/strong\u003e \u003ca href=\"\/collections\/vendors?q=Sndway\" target=\"_blank\"\u003eSNDWAY\u003c\/a\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"variant-inventory\"\u003e\n  \u003cspan class=\"in-stock\" style=\"color:#fa9706; font-weight:bold;\"\u003eIn stock!\u003c\/span\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\u003cstrong\u003eOrder your SNDWAY SW-713A today\u003c\/strong\u003e and take control of your air quality. Protect your family, employees, and customers from the dangers of carbon monoxide and ensure a healthier, safer environment in Sri Lanka.\u003c\/p\u003e","brand":"SNDWAY","offers":[{"title":"Default Title","offer_id":50886736216277,"sku":null,"price":16500.0,"currency_code":"LKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0679\/7587\/2725\/files\/sndway_sw713a_carbon_monoxide_meter.jpg?v=1759498680"},{"product_id":"uni-t-ut334e-multi-gas-detector-o2-co-h2s-combustible-gases-oxygen-carbon-monoxide-hydrogen-sulfide-4-in-1-gas-leak-detector","title":"UNI-T UT334E+ Multi Gas Detector","description":"\u003ch2\u003eUNI-T UT334E+ Multi Gas Detector | 4-in-1 O2 CO H2S EX Gas Leak Detector for Sri Lanka\u003c\/h2\u003e\n\u003ch3\u003ePortable Voice-Alert 4 Gas Monitor with Quadruple Alarms for Industrial Safety Pros in Sri Lanka\u003c\/h3\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eUNI-T UT334E+\u003c\/strong\u003e is a professional \u003cstrong\u003e4-in-1 multi gas detector\u003c\/strong\u003e that simultaneously monitors \u003cstrong\u003eO2 (oxygen), CO (carbon monoxide), H2S (hydrogen sulfide), and EX (combustible gases)\u003c\/strong\u003e, delivering real-time safety alerts for hazardous work environments. Built with high-precision imported sensors and a rugged high-strength engineering plastic shell, this portable gas leak detector features dustproof, waterproof, and explosion-proof protection perfect for Sri Lanka's industrial sites, confined spaces, and chemical processing plants.\u003c\/p\u003e\n\n\u003cp\u003eUnlike basic single-gas detectors, the \u003cstrong\u003eUT334E+ gas monitor\u003c\/strong\u003e offers \u003cstrong\u003equadruple alarms\u003c\/strong\u003e (sound, light, vibration, screen flashing) with Chinese\/English voice prompts and a clear 2.4-inch color LCD display, ensuring workers never miss critical gas hazards. With automatic data storage, concentration trend curves, and a 2500mAh lithium battery for over 10 hours of continuous operation, the UNI-T UT334E+ is essential for gas leak detection, confined space entry, and workplace safety compliance across manufacturing, oil \u0026amp; gas, and utility sectors in Sri Lanka.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features of the UNI-T UT334E+ Multi Gas Detector\u003c\/h3\u003e\n\u003cdl class=\"feature-list\"\u003e\n  \u003cdt\u003e4-in-1 Gas Detection\u003c\/dt\u003e\n  \u003cdd\u003eSimultaneously monitors O2, CO, H2S, and combustible EX gases with high-precision imported sensors for accurate real-time concentration readings and rapid response.\u003c\/dd\u003e\n  \u003cdt\u003eQuadruple Alarm System\u003c\/dt\u003e\n  \u003cdd\u003eSound, flashing lights, strong vibration, and screen color change alerts ensure workers receive immediate warnings when gas levels exceed safe thresholds.\u003c\/dd\u003e\n  \u003cdt\u003e2.4-Inch Color LCD Display\u003c\/dt\u003e\n  \u003cdd\u003eHigh-resolution color screen with Chinese\/English interface shows real-time gas levels, battery status, and concentration trend curves for easy monitoring.\u003c\/dd\u003e\n  \u003cdt\u003eVoice Alerts \u0026amp; Multilingual\u003c\/dt\u003e\n  \u003cdd\u003eChinese and English voice prompts provide clear audible warnings, making the detector user-friendly for diverse work teams and non-native speakers.\u003c\/dd\u003e\n  \u003cdt\u003e2500mAh Long-Life Battery\u003c\/dt\u003e\n  \u003cdd\u003eBuilt-in high-capacity lithium battery delivers over 10 hours of continuous monitoring with 4-hour fast charging via USB, perfect for full work shifts.\u003c\/dd\u003e\n  \u003cdt\u003eAutomatic Data Storage\u003c\/dt\u003e\n  \u003cdd\u003eStores detection records with view\/delete functions and draws gas concentration curves to analyze trends and document safety compliance.\u003c\/dd\u003e\n  \u003cdt\u003eRugged Explosion-Proof Design\u003c\/dt\u003e\n  \u003cdd\u003eHigh-strength engineering plastic housing resists drops, compression, dust, water splashes, and explosive atmospheres for reliable field performance.\u003c\/dd\u003e\n  \u003cdt\u003eZero \u0026amp; Calibration Functions\u003c\/dt\u003e\n  \u003cdd\u003eEasy one-button zero adjustment and sensor calibration ensure accurate measurements in varying environmental conditions.\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003eCommon Applications of UNI-T UT334E+\u003c\/h3\u003e\n\u003cdl class=\"feature-list\"\u003e\n  \u003cdt\u003eConfined Space Entry\u003c\/dt\u003e\n  \u003cdd\u003eEssential pre-entry testing for oxygen deficiency, toxic CO\/H2S buildup, and flammable gas accumulation in tanks, vessels, and underground utilities.\u003c\/dd\u003e\n  \u003cdt\u003eIndustrial Gas Leak Detection\u003c\/dt\u003e\n  \u003cdd\u003eContinuous monitoring in manufacturing plants, warehouses, and chemical processing areas to prevent gas poisoning and fire\/explosion hazards.\u003c\/dd\u003e\n  \u003cdt\u003eOil \u0026amp; Gas Operations\u003c\/dt\u003e\n  \u003cdd\u003eCritical safety tool for drilling sites, refineries, pipelines, and storage tanks where H2S, combustible gases, and oxygen displacement pose serious risks.\u003c\/dd\u003e\n  \u003cdt\u003eUtility \u0026amp; Maintenance Work\u003c\/dt\u003e\n  \u003cdd\u003eSafeguards technicians during sewer maintenance, water treatment, power plant operations, and HVAC system servicing in potentially hazardous atmospheres.\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003eTechnical Specifications of the UNI-T UT334E+ Multi Gas Detector\u003c\/h3\u003e\n\u003cdl class=\"feature-list\"\u003e\n  \u003cdt\u003eGas Detection\u003c\/dt\u003e\n  \u003cdd\u003eO2 (0-30% VOL), CO (0-1000ppm), H2S (0-100ppm), EX (0-100% LEL)\u003c\/dd\u003e\n  \u003cdt\u003eDisplay\u003c\/dt\u003e\n  \u003cdd\u003e2.4-inch color LCD with backlight and graphical trend curves\u003c\/dd\u003e\n  \u003cdt\u003eAlarm Types\u003c\/dt\u003e\n  \u003cdd\u003eSound (\u0026gt;90dB), Light (flashing LEDs), Vibration, Screen flashing (red background)\u003c\/dd\u003e\n  \u003cdt\u003eResponse Time\u003c\/dt\u003e\n  \u003cdd\u003e\u0026lt;30 seconds for all gases (90% response)\u003c\/dd\u003e\n  \u003cdt\u003eBattery Capacity\u003c\/dt\u003e\n  \u003cdd\u003e3.7V 2500mAh lithium battery (10+ hours continuous use)\u003c\/dd\u003e\n  \u003cdt\u003eCharging Time\u003c\/dt\u003e\n  \u003cdd\u003eApprox. 4 hours (USB charging)\u003c\/dd\u003e\n  \u003cdt\u003eWorking Temperature\u003c\/dt\u003e\n  \u003cdd\u003e-20°C to 50°C (most gases), Humidity: ≤95% RH (non-condensing)\u003c\/dd\u003e\n  \u003cdt\u003eProtection Rating\u003c\/dt\u003e\n  \u003cdd\u003eIP65 dust\/water resistant, explosion-proof housing\u003c\/dd\u003e\n  \u003cdt\u003eSensor Lifespan\u003c\/dt\u003e\n  \u003cdd\u003e2 years (imported high-precision electrochemical sensors)\u003c\/dd\u003e\n  \u003cdt\u003eDimensions \u0026amp; Weight\u003c\/dt\u003e\n  \u003cdd\u003eApprox. 200 x 70 x 40 mm \/ 500g\u003c\/dd\u003e\n  \u003cdt\u003eData Storage\u003c\/dt\u003e\n  \u003cdd\u003eAutomatic record storage with 100+ hours capacity and USB export\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003eWhat's in the Box?\u003c\/h3\u003e\n\u003cdl class=\"package-list\"\u003e\n  \u003cdd\u003e1 x UNI-T UT334E+ Multi Gas Detector Main Unit\u003c\/dd\u003e\n  \u003cdd\u003e1 x Rechargeable Lithium Battery (Pre-installed)\u003c\/dd\u003e\n  \u003cdd\u003e1 x USB Charging Cable\u003c\/dd\u003e\n  \u003cdd\u003e1 x Hand Strap\/Lanyard\u003c\/dd\u003e\n  \u003cdd\u003e1 x Carrying Case\u003c\/dd\u003e\n  \u003cdd\u003e1 x User Manual (English\/Chinese)\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003eDownloads\u003c\/h3\u003e\n\u003cp\u003e\n  \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0679\/7587\/2725\/files\/uni-t-ut334e-plus-user-manual.pdf\" target=\"_blank\" class=\"download-link\"\u003e📄 Download UNI-T UT334E+ User Manual\u003c\/a\u003e\n\u003c\/p\u003e\n\n\u003cdiv class=\"product-vendor\"\u003e\n  \u003cstrong\u003eBrand:\u003c\/strong\u003e \u003ca href=\"\/collections\/vendors?q=UNI-T\"\u003eUNI-T\u003c\/a\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"variant-inventory\"\u003e\n  \u003cspan class=\"in-stock-status\"\u003eIn stock! Available for delivery in Sri Lanka.\u003c\/span\u003e\n\u003c\/div\u003e","brand":"UNI-T","offers":[{"title":"Default Title","offer_id":50898478825685,"sku":"","price":59500.0,"currency_code":"LKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0679\/7587\/2725\/files\/uni-t-ut334e-plus-multi-gas-detector-o2-20-9-percent-closeup.jpg?v=1765979587"},{"product_id":"uni-t-a37-carbon-dioxide-meter-ndir-co2-monitor","title":"UNI-T A37 Carbon Dioxide Meter 400–5000 ppm NDIR CO2 Monitor","description":"\u003ch2\u003eUNI-T A37 Carbon Dioxide Meter in Sri Lanka\u003c\/h2\u003e\n\n\u003ch3\u003eNDIR Indoor CO₂ Air Quality Monitor\u003c\/h3\u003e\n\n\u003cp\u003e\n  The \u003cstrong\u003eUNI-T A37 Carbon Dioxide Meter\u003c\/strong\u003e is a compact NDIR-based instrument for monitoring carbon dioxide concentration, temperature, and relative humidity in indoor environments. It measures CO₂ from \u003cstrong\u003e400 ppm to 5000 ppm\u003c\/strong\u003e and displays the measured values, date, and time together on its LCD screen.\n\u003c\/p\u003e\n\n\u003cp\u003e\n  Designed for homes, offices, classrooms, meeting rooms, commercial buildings, and general ventilation checks, the A37 provides a practical way to monitor indoor carbon dioxide levels and identify conditions that may require improved air circulation.\n\u003c\/p\u003e\n\n\u003cp\u003e\n  Discover our complete selection of \u003ca href=\"\/collections\/air-quality-monitoring\" target=\"_blank\"\u003eCO₂ Meters – carbon dioxide, ppm, NDIR, and indoor air quality monitors in Sri Lanka!\u003c\/a\u003e\n\u003c\/p\u003e\n\n\u003cp\u003e\n  The built-in NDIR CO₂ sensor supports stable carbon dioxide measurement, while automatic baseline correction helps maintain the instrument’s measurement performance during regular use. When the CO₂ concentration becomes too high, the meter provides both audible and visual alarms. Air-quality status is also represented using on-screen emoticons for quick interpretation.\n\u003c\/p\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\n\u003cdl class=\"package-list\"\u003e\n  \u003cdd\u003e\n    \u003cstrong\u003eCarbon Dioxide\u003c\/strong\u003e: 400–5000 ppm | Resolution: 1 ppm | Accuracy: ±(5% of reading + 50 ppm) from 400–2000 ppm under ambient temperature and humidity conditions\n  \u003c\/dd\u003e\n  \u003cdd\u003e\n    \u003cstrong\u003eCO₂ Sensor\u003c\/strong\u003e: NDIR, non-dispersive infrared sensor\n  \u003c\/dd\u003e\n  \u003cdd\u003e\n    \u003cstrong\u003eTemperature\u003c\/strong\u003e: -10°C to 50°C | Resolution: 0.1°C | Typical accuracy: ±1°C\n  \u003c\/dd\u003e\n  \u003cdd\u003e\n    \u003cstrong\u003eRelative Humidity\u003c\/strong\u003e: 0%RH to 99%RH | Resolution: 1%RH | Accuracy: ±5%RH from 10%RH to 90%RH at 25°C\n  \u003c\/dd\u003e\n  \u003cdd\u003e\n    \u003cstrong\u003eAutomatic Baseline Correction\u003c\/strong\u003e: Included\n  \u003c\/dd\u003e\n  \u003cdd\u003e\n    \u003cstrong\u003eOperating Environment\u003c\/strong\u003e: 0°C to 50°C, 0%RH to 85%RH\n  \u003c\/dd\u003e\n  \u003cdd\u003e\n    \u003cstrong\u003eStorage Environment\u003c\/strong\u003e: -20°C to 60°C, 0%RH to 95%RH\n  \u003c\/dd\u003e\n  \u003cdd\u003e\n    \u003cstrong\u003eDisplay\u003c\/strong\u003e: LCD with CO₂ concentration, temperature, humidity, date, time, and air-quality indication\n  \u003c\/dd\u003e\n  \u003cdd\u003e\n    \u003cstrong\u003ePower Supply\u003c\/strong\u003e: 3.7V DC rechargeable Li-ion battery\n  \u003c\/dd\u003e\n  \u003cdd\u003e\n    \u003cstrong\u003eCharging Port\u003c\/strong\u003e: Micro USB\n  \u003c\/dd\u003e\n  \u003cdd\u003e\n    \u003cstrong\u003eProduct Dimensions\u003c\/strong\u003e: 75 mm × 55 mm × 130 mm\n  \u003c\/dd\u003e\n  \u003cdd\u003e\n    \u003cstrong\u003eDisplay Size\u003c\/strong\u003e: 42 mm × 65 mm\n  \u003c\/dd\u003e\n  \u003cdd\u003e\n    \u003cstrong\u003eNet Weight\u003c\/strong\u003e: 195 g\n  \u003c\/dd\u003e\n  \u003cdd\u003e\n    \u003cstrong\u003eCertifications\u003c\/strong\u003e: CE, UKCA\n  \u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\n\u003cdl class=\"package-list\"\u003e\n  \u003cdd\u003e\n    \u003cstrong\u003eNDIR CO₂ Measurement\u003c\/strong\u003e: Uses a non-dispersive infrared sensor for carbon dioxide concentration measurement\n  \u003c\/dd\u003e\n  \u003cdd\u003e\n    \u003cstrong\u003eWide Measurement Range\u003c\/strong\u003e: Measures CO₂ concentration from 400 ppm to 5000 ppm with 1 ppm resolution\n  \u003c\/dd\u003e\n  \u003cdd\u003e\n    \u003cstrong\u003eMulti-Parameter Display\u003c\/strong\u003e: Shows CO₂, temperature, relative humidity, date, and time on the same screen\n  \u003c\/dd\u003e\n  \u003cdd\u003e\n    \u003cstrong\u003eAir-Quality Indication\u003c\/strong\u003e: Uses on-screen emoticons to provide a quick visual indication of indoor air quality\n  \u003c\/dd\u003e\n  \u003cdd\u003e\n    \u003cstrong\u003eAudible and Visual Alarm\u003c\/strong\u003e: Alerts the user when the carbon dioxide concentration becomes too high\n  \u003c\/dd\u003e\n  \u003cdd\u003e\n    \u003cstrong\u003eAutomatic Baseline Correction\u003c\/strong\u003e: Supports automatic baseline correction for regular CO₂ monitoring\n  \u003c\/dd\u003e\n  \u003cdd\u003e\n    \u003cstrong\u003eBacklight\u003c\/strong\u003e: Improves display visibility in low-light indoor environments\n  \u003c\/dd\u003e\n  \u003cdd\u003e\n    \u003cstrong\u003eRechargeable Battery\u003c\/strong\u003e: Built-in 3.7V Li-ion battery with Micro USB charging\n  \u003c\/dd\u003e\n  \u003cdd\u003e\n    \u003cstrong\u003eConvenient Operation\u003c\/strong\u003e: Includes low-battery indication and automatic power-off functionality\n  \u003c\/dd\u003e\n  \u003cdd\u003e\n    \u003cstrong\u003eCompact Housing\u003c\/strong\u003e: Lightweight 195 g design suitable for desktop and portable indoor monitoring\n  \u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\n\u003cdl class=\"package-list\"\u003e\n  \u003cdd\u003eIndoor carbon dioxide monitoring in homes and apartments\u003c\/dd\u003e\n  \u003cdd\u003eVentilation checks in offices, meeting rooms, and commercial buildings\u003c\/dd\u003e\n  \u003cdd\u003eCO₂ level monitoring in classrooms, training rooms, and educational facilities\u003c\/dd\u003e\n  \u003cdd\u003eAir-quality assessment in shops, reception areas, and public indoor spaces\u003c\/dd\u003e\n  \u003cdd\u003eEnvironmental monitoring in laboratories and technical work areas\u003c\/dd\u003e\n  \u003cdd\u003ePortable CO₂ checks during building maintenance and HVAC inspections\u003c\/dd\u003e\n  \u003cdd\u003eMonitoring temperature, humidity, and CO₂ conditions in occupied rooms\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003ePackage Includes\u003c\/h3\u003e\n\n\u003cdl class=\"package-list\"\u003e\n  \u003cdd\u003e1 x UNI-T A37 Carbon Dioxide Meter\u003c\/dd\u003e\n  \u003cdd\u003e1 x Micro USB charging cable\u003c\/dd\u003e\n  \u003cdd\u003e1 x English user manual\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003eDownloads\u003c\/h3\u003e\n\n\u003cp\u003e\n  \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0679\/7587\/2725\/files\/uni-t-a37-data-sheet.pdf\" target=\"_blank\"\u003e📄 Download UNI-T A37 Data Sheet\u003c\/a\u003e\u003cbr\u003e\n  \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0679\/7587\/2725\/files\/uni-t-a37-user-manual.pdf\" target=\"_blank\"\u003e📄 Download UNI-T A37 User Manual\u003c\/a\u003e\n\u003c\/p\u003e\n\n\u003cdiv class=\"product-vendor\"\u003e\n  \u003cstrong\u003eBrand:\u003c\/strong\u003e \u003ca href=\"\/collections\/vendors?q=UNI-T\"\u003eUNI-T\u003c\/a\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"variant-inventory\"\u003e\n  \u003cspan class=\"in-stock\"\u003eIn stock!\u003c\/span\u003e\n\u003c\/div\u003e","brand":"UNI-T","offers":[{"title":"Default Title","offer_id":54956200820949,"sku":null,"price":42500.0,"currency_code":"LKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0679\/7587\/2725\/files\/uni-t-a37-carbon-dioxide-meter-front-view.jpg?v=1789553435"}],"url":"https:\/\/nanozone.lk\/collections\/air-quality-monitoring.oembed","provider":"NanoZone.LK","version":"1.0","type":"link"}