Soonkoda 4 in 1 tds Ph Meter,EC Temperature Meter Ppm Meters,tds Water Tester for tap Drinking Water,Digital Ph Pen lab Ph Tester for Water hydroponics

Water Quality Detector Setit Includes 1 Piece Of Ph Tester Amp 1 Piece Of 3 In 1 Tds Teserit Can Measure Tdsectemperaturemeasure Rangetds09999ppmec09999uscmph0001400ph018003201760backlightboth Ph Meter And Tdsampec Meter Have Backlight Functionph Calibration Powderthe Ph Meter Is Equipped With 2 Sets Of Ph Calibration Powdereach Package Of Calibration Powder Needs To Be Mixed With 250ml Of Purified Water Or Distilled Waterpower Supplytdsampec Pen Powered By 1 Cr2032 Batterythe Ph Meter Is Powered By 2 Lr44 Batteriesimmersion Linewhen Measuring Do Not Exceed The Immersion Line