Water Quality Tester, Electronic PH Meter Tester, TDS&EC Meter Temperature, Auto Calibration, TDS PH EC Temperature 4 in 1 Set for Swimming Pool, Aquarium, RO System, Lab

General description Water Quality Tester is a versatile 4 in 1 device that measures pH, TDS (Total Dissolved Solids), EC (Electrical Conductivity), and temperature. It is designed for use in swimming pools, aquariums, RO systems, and laboratories. This electronic tester is easy to use and provides accurate readings quickly. Technical specifications pH measurement resolution: 0.01 pH pH accuracy: ±0.01 pH TDS measurement range: 0 ~ 9999 ppm Conductivity measurement range: 0 ~ 9999 µS/cm TDS accuracy: ±2% Automatic Temperature Compensation (ATC) Usage Turn on the device and insert it into the liquid you wish to test. Press the "HOLD" button to freeze the measurement result for easy reading. The device automatically turns off after several minutes of non-use to save battery. Other information Portable design for easy carrying. Ideal for testing pH balance of drinking water, swimming pools, aquariums, RO systems, spas, or hydroponics.