Our TDS Water Tester ensures high accuracy and meets various water quality testing needs. With a high definition backlit display screen, just press the button for instant results. Specification: Product name: Water Quality Tester Material: ABS Size: about 3x1.5x15.5cm/1.18x0.59x6.1 inches Weight: 57g Accuracy: ±2%-3% Voltage: 3V Accuracy: 1ppm Applicable scenarios: hospitals, swimming pool control centers, water plant laboratories, aquaculture, water purifier testing Product List: 1* Water Quality Tester Notes: Due to the lighting effects and filming angles, there is a color difference in the product, please understand. Due to manual measurement, there is a tolerance in the product size. The actual product shall prevail, thank you!Wide Range of Applications: Meet various water quality testing needs, widely used in drinking water, swimming pools, etc., capable of measuring TDS, EC, and temperature. Portable Design: With its lightweight design, this TDS Water Tester is easy to carry, not occupying space in your bag, making it perfect for outdoor water quality testing. Simple to Use: No fuss, no complex procedures! Simply submerge the TDS Water Tester in water, press the button, and instantly get accurate water quality data, with ease. Red Light Warning System: Ensure peace of mind with our TDS Water Tester's high-definition backlit display screen and red light warning system, detecting water quality issues timely to ensure safety of drinking water. Stable Material: Boasting a high-quality titanium alloy probe, our TDS water tester ensures utmost accuracy in measurement data, helping you maintain the highest water quality standards at all times.