Description Crafted from high-quality ABS material, our TDS Water Quality Purity Monitor is eco-friendly, corrosion-resistant, and built to last, providing you with reliable and accurate readings for years to come. Featuring a convenient hold function, this water tester meter saves measurements for easy reading and recording, ensuring you never miss important data for maintaining optimal water conditions. Our large, waterproof LCD screen offers clear and easy-to-read measurement data, allowing you to quickly assess your water quality and make necessary adjustments as needed. Equipped with an auto temperature compensation function, the TDS Water Quality Purity Monitor coverts readings to a DTS value at a water temperature of 25C, ensuring consistent and precise results across various temperatures. Designed for efficiency, our water tester meter automatically off after 10 minutes of inactivity, preserving battery life and reducing waste, so you can trust that its always ready when you need it. Specification: Material: ABS Color: White Range: 0-9990ppm Resolution: 1ppm(0-9990ppm), 10ppm(1000-9990ppm) Test Accuracy: 2% Full Scale Working Temperature: 0C-50C Battery Type: 2. 1.5V Button Cell Batteries(not included) Size: approx. 14.3*2.4*1.4cm/5.63*0.94*0.55in Weight: approx. 50g/1.76oz Package List: 1 * Water Quality Tester(Battery Not Included) Note: 1. Please allow 1-3cm error due to manual measurement, thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos displayed in photos may be showing slightly different from the real object, please take the real one as standard.