SIGANDG Digital TDS/EC Temperature Meter PH Meter, water
SIGANDG Digital TDS/EC Temperature Meter PH Meter, water quality test TDS Meter 4-in-1 set for Laboratory with Calibration Powder, PH Tester for Household Drinking Water, Aquarium, Pool, Hydroponics Product specifications: Package includes: PH value test pen*1Correction powder*3 (4, 6.86, 9.18)Three-in-one TDS water quality testing pen*1 Three-in-one TDS water quality testing pen measuring range: Conductivity: 0-9990us/cmTDS:0-9999ppmCelsius: 0.1-80.0℃Fahrenheit: 32.0—176.0℉PH test pen measurement...