PH Meter Tester 3-in-1 Electronic Swimming Pool PH Tester Water Quality Tester with LCD Display and Reading Accuracy TDS Meter Temperature <p>【3-in-1 MODE】: This pH meter is designed in 3-in-1 format to test the quality of liquids such as drinking water, aquariums, swimming pools, spas, well water, etc. Ensure the safety of water in daily life. Please note that the pH meter in the video does not have a green backlight, which is only for reference for proofreading the pH meter. Our pH meter is with a green backlight.</p> <p>【High Accuracy Tester】: pH meter: The measuring range is 0.00-14.00 pH; The resolution is ±0.01 pH; The accuracy is ±0.01 pH. TDS meter: The measuring range is 0-19999 ppm; The resolution is 1 ppm; Accuracy is ±2%. Thermometer: The measuring range is 0-60°C/32-140°F, Resolution 0.1; Accuracy is ±0.5°C</p> <p>【Powerful】: pH tester is able to automatically calibrate at three points (accuracy is 0.01ph). No adjustment needed before use. It is very convenient to use. The pH test pen also has an automatic temperature compensation function, which allows you to get more accurate test values. At the same time, it will automatically turn off when you have not used it for 5 minutes, thus extending the product life.</p> <p>【Wide Application】: The pH meter is suitable for various liquid pH tests, such as drinking water, fishing, aquariums, swimming pools, school laboratories, food, beverages, reverse osmosis systems, hydroponics and SPA. After use, please wipe off the water on the device with a clean cloth. Keeping the equipment dry can extend its service life.</p> Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store