Description:This pH tester has 4-in-1 function, measuring pH, TDS, EC and TEMP values, and the water PH tester can help you measure water quality and protect your health.Features:1. Professional TDS Test, EC Test, Temperature Test, and pH Test 4 in 1 water quality test kit.2. With high sensitive glass probe, quickly detect the data of water, can provide you with immediate results.3. Automatically adjust the temperature according to the temperature.4. Connect to the mobile app, the data is displayed on the phone, and the data is automatically stored.Specifications:Product Name: 4-in-1 Digital pH Meter Product size: about 18.5 x 3.7 x 3.7cmProduct weight: about 98gPacking size: about 22 x 8 x 5cmProduct gross weight: about 174gPackage List:1 x 4-in-1 Digital pH Meter Pen1 x Manual1 x Correcting powder