1、ACCURATE AND COMPREHENSIVE READINGS: This multifunctional device can test 5 of the most important water quality indicators, including pH, total dissolved solids (TDS), conductivity (EC), specific gravity (SG), and temperature. 2、INTELLIGENT 24 HOUR REMOTE MONITORING: Equipped with mobile online application monitoring, providing users with an intelligent and convenient way to view real time data. With any smartphone (for Android or for iOS), users can trace the data curve of each parameter over the past 30 days. Perfect tool for trend comparison and analysis. 3、INTELLIGENT AND MINI DESIGN: Intuitive display makes the water quality monitor easier to read and monitor. The design layout and color combination of this water quality monitor are simple, and it will not distract people's attention from the aesthetics of fish tanks or aquariums. 4、USEFUL FEATURE: This instrument has a unique feature that allows you to set a safe range for each parameter through a mobile application. This feature allows you to receive notifications when the reading exceeds the minimum and maximum limits you have set. 5、SCOPE OF APPLICATION: This instrument is most suitable for hydroponic systems, fish tanks, aquariums, swimming pools, spas, home drinking water storage, and other applications that require efficient water quality monitoring. Item Type: Water Quality Tester Material: ABS Monitoring Scope: PH: 0.00pH to 14.00pH TDS: 0 to 19900ppm 0 to 199.0ppt EC: 0 to 19900us/cm 0 to 199.0ms/cm S. G: 0.990 to 1.400 TEMP: 0 ℃ to 50 ℃ (32 ℉ to 122 ℉) 1 x Monitor 1 x Adapter 1 x Probe 2 x Suction Cup 2 x Screw 2 x Expansion Tube 1 x Manual