PC 5 Tester KIT - 0,01 pH resolution, mV for electrode quality test, Cond (0,01 µS…200 mS), TDS (0,01 ppm…199,9 ppt), Salinity (0,1 mg/l…100,0 g/l), °C/°F, replaceable sensor, in carton case, accessories and quick guide included 50014263

PC 6 Tester KIT - 0,01 pH resolution, mV for electrode quality test, ORP (-1000 / + 1900 mV) with customer calibration point, Cond (0,01 µS…200 mS), TDS (0,01 ppm…199,9 ppt), Salinity (0,1 mg/l…100,0 g/l), °C/°F, replaceable sensor, in carton case, access 50014293