Water Quality Tester Accurate Digital Water Tester PH EC TDS SG TEMP 5 in 1 Water Test Meter for Hydroponics Aquariums US Plug 110V Item Type: Water Quality Tester Material: ABS Weight: Approx. 492g / 17.4oz Range: pH: 0.00pH-14.00pH EC: 0-19900us/cm 0-199.0ms/cm TDS: 0-19900ppm 0-199.0ppt SG: 0.990-1.400 Temperature: 0°C-50°C (32°F-122°F) Resolution: pH: 0.01pH EC: 1us/cm (<1999us/cm) 10us/cm (>1999us/cm) TDS: 1ppm (<1999ppm), 10ppm (>1999ppm), 0.1ppt SG: 0.001 Temperature: 0.1°C (0.2°F) Accuracy: pH: ±0.1pH Temperature Compensation: 0°C-50°C Working Temperature: 0°C-50°C Wireless WiFi Features: Product Comes with for Tuya APP Compatible for IOS and for Android Smartphones Language Support: Chinese, Traditional Chinese, English, French, German, Russian, Japanese, Korean, Spanish