Operation: Infrared Sensor.Control box: Diameter of ‘inlet’ pipe: G1/2”.Control box: Diameter of ‘outlet’ pipe: G1/2”.Water pressure range: 0.75 (Min) – 7 Bar (1 bar or above for best performance).Dual Operation: Electrical + Battery.Voltage: DC6V or AC220V-240V (6V Output).Battery Consumption (DC): 4xAA alkaline batteries (up-to 1.5yr lifespan) Power consumption: =0.3mW.Sensing distance: 10-20cm.Respond time: 1 Second.Silent Consumption: 0.003mW.Environment Temperature: 1-45 C.Flow Rate: 6L/Per minute.Water temperature: 0-80 deg celcius.Noise Class: 1.Finish: Chrome-plated.Flexible supply hose .