4-in-1 pH EC TDS Temperature Meter | Water Quality Tester for Home, Labs, and Beyond

Digital TDS & pH Meter in Sri Lanka

High-Precision Portable Water Quality Tester

The Digital TDS & pH Meter is a portable, high-precision water quality tester designed for reliable analysis of pH, TDS, and EC. Engineered with a high-grade titanium alloy probe and advanced Automatic Temperature Compensation (ATC), this device delivers fast and accurate results for a wide range of applications.

Looking for more options? Explore our full range of water quality meters in Sri Lanka to compare models, specifications, and prices.

Built for convenience, this compact tester is simple to operate. Its lightweight, pen-type design makes it ideal for use in the field, while smart features like a data-hold function and auto power-off enhance usability for both domestic and laboratory testing.

Key Features

Measures three key parameters: pH, TDS, and EC with high accuracy

Features a high-grade titanium alloy probe for stable and precise readings

Includes simple three-point automatic digital calibration for pH (4.00, 6.86, 9.18)

Ensures accurate readings with Automatic Temperature Compensation (ATC)

Equipped with a large, easy-to-read LCD screen for instant results

Designed with a portable, lightweight pen-type body for use anywhere

Features smart functions like auto-off (5 minutes) and a data-hold function

Technical Specifications

Model

Digital TDS & pH Meter

pH Range

0.00 – 14.00 pH

TDS Range

0–19990 ppm

EC Range

0–19990 μS/cm

Resolution

0.01 pH; 1 ppm; 1 μS/cm; 0.1°C

Accuracy

±0.01 pH; ±2% TDS/EC; ±0.5°C

Temperature Range

0.1–60.0°C (32.0–140.0°F)

Temperature Compensation

Automatic (ATC)

Calibration

pH 3-point automatic; TDS/EC at 1413 μS/cm

Power Supply

3 × 1.5V LR44 button cells

Auto Shut-off

After 5 minutes

Applications

Maintains balanced water conditions in pools, aquariums, and spas

Monitors nutrient solutions and water quality in hydroponics and agriculture

Performs quality testing for food and beverage production, including wine and brewing

Supports research and quality control in scientific and environmental labs

Ideal for testing drinking water and other household uses

Package Includes

1 x Digital TDS & pH Meter

3 x LR44 Button Cell Batteries

1 x User Manual