Digital pH Meter, 0.01 High Accuracy pH Tester, 2% Accuracy Reading, pH Water Temperature Tester, pH Meter for Domestic Drinking Water, Swimming Pools, Hydroponics, Aquariums

【4-in-1 PH Meter】 An ideal tool for checking the quality of your water, whether it's from a tap, hot tub, home brew, indoor soil cultivation, aquarium, hydroponics, or swimming pool. In addition, the pen-shaped PH testers are small, lightweight, and easy to carry when you go out! 【High Accuracy】 The pH meters range from 0.00 to 14.00 (PH), while the EC and TDS meters range from 0 to 9999 ppm. The PH resolution is 0.01 pH, the accuracy is ± 0.01 pH. 【Easy Calibration】The PH tester calibrates automatically at three points). You don't need any tools; simply remove the protective cap and immerse the pH meter electrode in the solution. Press "ON/OFF" to turn on the electronic pH meter, stir gently, and wait a few seconds until the reading stabilizes. 【Quick to Use】The pH tester has an automatic calibration function so you can get a reading quickly! 【Wide Application】You will get: 1 PH tester, 3 calibration bags, 2 replacement batteries, and instructions. Suitable for pH testing at home and in the laboratory, including drinking water, plating baths, aquarium water, swimming pool water, well water, deep diving, aquaculture, food processing, and more.