Product specifications:
Package includes:
PH value test pen*1
Correction 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/cm
TDS:0-9999ppm
Celsius: 0.1-80.0℃
Fahrenheit: 32.0—176.0℉
PH test pen measurement range
PH value: 0-14PH
Accuracy: 0.01PH
Error: 0.05PH
Operating temperature: 0-50℃