The internal environment with automatic lighting detection circuit, turns off during the day and opens automatically at night. Using a three-wire system, compatible with resistance. Suitable for LED lighting and outdoor monitoring, advertising gallery, garden lights and other automatic switching lighting control. Control the lighting time according to the lighting value of the environment automatically. Energy saving, long service life, safe and reliable. Condition: 100% Brand New Wiring: Export three-wire system Voltage range 12V 24V 36V 48V Supply voltage 8V to 50VDC (module normal operating voltage range) Standby current: 0.3mA (silent state) Output power: high power, load current 3.5A, pressure drop is negligible. Power consumption 0.6Wmax Anti-interference delay: about 0.6 seconds Sensitivity: 5-10LX on 30-60LX off Temperature -40Celsius - +70Celsius Related humidity: 99% relative humidity Lifespan 6500 cycles Detector waterproof grade IP 66 Using environment, temperature Cannot