It is a pH controller with auto-calibration function. Full-time pH controller with 0.1 resolution Packed complete with BNC connector pH probe and buffer solution. Each unit comes with different mounting options, probe, probe holder and starter calibration solution for pH. Display: 3 1/2 digits Measurement: pH1.0~13.0, Temperature 10~40℃ Accuracy: ± account to one decimal place Data updating speed: 0.4 seconds Working humidity: max 90% Way of calibration: automatic calibration Power consumption: max 2W Power output: max 5A Accessories: instruction manual, pH electrode |