4-in-1 Water Quality Tester Pen Waterproof Water Quality

Features:Supporting PH EC TDS Temp. four functions of water quality detection one button to switch from.Ordinary tester need to be accurate at a water temperature of about 25? this test pen with ATC function is not required it will automatically compensate the water temperature to 25? when measuring.0~50? ATC and temperature measurement range ?/? temperature unit switchable.Clear LCD display with blue backlight easy to read. 8 minutes auto shutdown.Applications in pools aquaculture aquaponics greenhouse hydroponics floriculture agriculture industry container grown plants etc.Specifications:Material: ABSProbe Type: Glass probePH Range: 0.00~14.00PHPH Resolution: 0.01PHPH Accuracy: 0.02PHEC Range: 0~1999?s/cm 0~19.99mS/cmEC Resolution: 1?s/cm(19991?s/cm) 10?s/cm(1999?s/cm) 0.01mS/cmEC Accuracy: 2%FSTDS Range: 0~1999ppm 0~19.99pptTDS Resolution: 1ppm(1999ppm) 10ppm(1999ppm) 0.01pptTDS Accuracy: 2%FSTemperature Range: 0~50?Temperature Resolution: 0.1?Temperature Accuracy: 0.5?Automatic Temperature Compensation: 0~50?Operating Temperature: 0~50?Calibration: two points (4.01 6.86) or one point (6.86) calibrationAuto-off: After 8 minutesPower Supply: 3 * 1.5V AG13 button battery (NOT included)Item Size: 188 * 38 * 38mm / 7.40 * 1.50 * 1.50inItem Weight: 88g / 3.11ozPackage Weight: 128g / 4.54ozPackage Size: 20 * 7 * 4.5cm / 7.87 * 2.76 * 1.77inPacking List:1 * PH Meter1 * Slotted Screwdriver1 * Manual (English)