Penna Tester Qualità Acqua 7 in 1 Tester PH Compatibile Bluetooth per Piscina Acqua
It can be used as a traditional tester even if it is not connected to a smartphone. Salinity tester ph tester bluetooth compatible 7in1 water quality monitoring. PH Range(Resolution, Accuracy): 0.00-14.00(0.01pH, ±0.5pH).