Item Type: Water Quality Monitor Weight: 492g / 17.35oz Material: ABS Range: PH: 0.00pH-14.00pH EC: 0-19900us/cm, 0-199.0ms/cm Salinity: 0-199.0ppt S.G: 0.990-1.400 Temperature: 0C-50C (32F-122F) Resolution: PH: 0.01PH EC: 1us/cm (1999us/cm), 0.1ms/cm Salinity: 1ppm (1999ppm) 0.1ppt S.G: 0.001 Temperature : 0.1C (0.2F) Accuracy: PH: 0.1pH EC, TDS, Salinity: 2%F.S Temperature: 1.0C Temperature Compensation: 0C-50C Operating Temperature: 0-50 Wireless WiFi Features: For Tuya APP compatible for IOS and for Android phones Language Support: Chinese, Traditional Chinese, English, French, German, Russian, Japanese, Korean, Spanish1Monitor Features: For Tuya App, compatible with for IOS and for Android phones, wireless remote monitoring. 2Multi Language Support: This monitor supports Chinese, Traditional Chinese, English, French, German, Russian, Japanese, Korean, Spanish. 3Data Export: This water quality monitor supports email data export function, hourly, daily, weekly, monthly, send by email. 4Multi Function Monitor: This water quality tester supports PH, EC, SALT, S.G., TEMP 5 in 1 testing, practical and powerful. 5APP Function: This tester supports APP use, you can share devices, create groups, with offline reminder function. 1 x Water Quality Monitor 1 x Plug 1 x Manual 1 x Electrode 2 x Suction Cup 2 x Screw 2 x Expansion Plug