[ 7 in 1 water quality tester]Professional measure pH, , TDS(ppm), ORP, , RH, Temp meter , The measurement units can be switched on the screen with one click.[Wifi Tuya APP Connected]Accurate real-time Wifi data transmission and clear measured values easy to save, manage and share test data without worrying about data loss.[Multifunctional removable electrode]One electrode can measure 7 kinds of values:PH/ORP//PPM//humidity/temperature, Corrosion-resistant probe with rapid measurement response.[LCD Backlight Display]Multi-parameter display at the same time, LCD backlight display for clear reading, support night monitoring[Wide Applications]Apply in water sources, aquarium, hydroponics, laboratory, spas, swimming pools, and other water 1. Specifications:pH: 0.00 ~ 14.00pH: 0.00~20.00mS/cm: 0.1 ~ 199.9CFTDS: 0 ~ 9999ppmTemperature: 0.1C-60.0C,32.1F-140.0FORP: -1200mV~+1200mVHumidit(air): 10%RH-99%RH2. ResolutionpH: 0.01pH: 0.01mS/cm: 0.1CFTDS: 1ppmTemperature: 0.1C/0.1FORP: 1mV3. AccuracypH: 0.5pH: 2%F.S: 2%F.STDS: 2%F.STemperature: 0.5CORP: 5 mV4.: 0.1-60.05.Working temperature: 0 ~ 50 (32 ~ 122)Plug Type:US Plug,it applies to Canada, ,Mexico, Thailand, the , the Philippines,Taiwan and so on.Voltage: AC110Vcolor:BlackMaterial:plasticPackage Contents:1 x display1 adapter1 x electrodeOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.