description It is an 8-in-1 tester of water quality that can test SG or PH or EC or salinity or ORP or TDS or CF or water temperature values. It is widespread in aquariums, hydroponics and other occasions to get a good aquatic environment for animals and plants. Characteristics: Professional water measuring device SG or PH or EC or salinity or ORP or TDS or CF or temperature values. Accurate real-time and normal Wi-Fi data transmission measured values to facilitate the rewriting, management and sharing of test data without worrying about data loss. Data is automatically saved and saved. Data is received at all times, data curve charts are analyzed. You can get an Excel file on your mobile phone or computer. Multi-parameter display at the same time, backlit LCD display visible, night monitoring support. Use in water sources, aquariums, hydroponics, laboratories, spas, swimming pools and other water systems. Wall-mounted design, based on installation and operation, preventing water from entering the instrument. Wi-Fi execution and data transfer, download Tuya Smart offer and enter your account. Real-time monitoring of water quality on mobile phones. Technical data: Plugin: Poland EU PH measurement range: 0.00-14.00PH ±0.03PH ORP measuring range: -2000 to 2000mv ±5mv Measuring range EC: 0-19000us or cm ±2 percent FS Measuring range CF: 0-1999.0CF ±2 percent FS TDS measuring range: 0-19990ppm ±2 percent full scale Salt measurement range: 0-199,9ppt ±2 percent FS Measuring range SG: 0,990-1,400 ±0,001 Temperature measurement range: 0-50 ℃ ±1,0 ℃ Operating temperature: 0-50 ℃ Product Size: 152x80x26mm or 6.0x3.1 x 1.0in Item Weight: 245 g or 8,6 oz Package Weight: 743 g or 1,6 lb List of things to pack: 1 x Tester water quality