5 IN 1 Digital Wasser Qualität Tester Stift PH Messgerät TDS Temperatur Tester
PH test range: 0.01-14.00pH. Power consumption: 2.9 mA, power consumption at shutdown is 0. test range: 0 to 1000ppm, 1000ppm to 10000ppm, 10.1 to 200.0ppt. Conductivity test range: 0 to10000uS/cm, 10.01-19.99ms, 20.1-400mS/CM.