UNI-T UT333BT Bluetooth Mini Temperature Humidity Meter

UNI-T UT333BT Bluetooth Mini Temperature Humidity Meter in Sri Lanka

Compact Thermo-Hygrometer with Wireless App Connectivity

The UNI-T UT333BT Bluetooth Mini Temperature Humidity Meter is a lightweight, ergonomically designed instrument that wirelessly transmits live temperature and humidity data to UNI-T's iENV mobile application via Bluetooth. Ideal for professionals and field technicians who need a pocket-sized digital thermo hygrometer with the convenience of smartphone-based data analysis and storage.

Discover our complete selection of Temperature Humidity Meters — digital hygrometers, data loggers, and environmental monitors in Sri Lanka!

With a temperature range of -10°C to 60°C and humidity coverage from 0% to 100% RH, the UT333BT delivers reliable readings for HVAC commissioning, indoor air quality (IAQ) assessments, and building maintenance. The iENV app, available on Google Play and the Apple App Store, enables data export, graphing, and remote reading review directly from your phone.

Technical Specifications

Temperature Range: -10°C ~ 60°C / 14°F ~ 140°F

Temperature Accuracy: ±1.0°C / ±2.0°F

Temperature Resolution: 0.1°C / 0.2°F

Humidity Range: 0% RH ~ 100% RH

Humidity Accuracy: ±5% RH

Humidity Resolution: 0.1% RH

Sampling Rate: 1 sample/second

Connectivity: Bluetooth® with iENV App (Android / iOS)

Display: LCD, 32 mm × 26 mm with backlight

Auto Power Off: 5 minutes

Power: 1.5V battery (R03 / AAA) × 3

Dimensions: 155 mm × 50 mm × 28 mm | Weight: 102 g

Certifications: CE, UKCA

Key Features

Bluetooth Connectivity: Wirelessly pairs with the iENV app for live data streaming, graphing, and data export

MAX/MIN Mode: Records and displays peak and minimum environmental readings

Data Hold: Freezes the current reading on screen for convenient note-taking

LCD Backlight: Ensures clear visibility in low-light environments

°C/°F Switchable: Toggle between Celsius and Fahrenheit for flexible reporting

Low Battery Indication: Alerts at 3V~3.5V for uninterrupted field use

Applications

HVAC commissioning and indoor air quality (IAQ) assessment

Building facilities management and maintenance inspections

Museum, archive, and artwork storage climate monitoring

Pharmaceutical and laboratory ambient condition verification

Package Includes

1 × UNI-T UT333BT Mini Temperature Humidity Meter

3 × AAA (R03) batteries

English user manual (Blister pack)

For applications requiring long-term data logging without a continuous phone connection, consider the UNI-T UT332+ Temperature Humidity Data Logger with 999-group onboard storage and PC software analysis.

Downloads

📄 Download UNI-T UT333BT Data Sheet
📄 Download UNI-T UT333BT User Manual