Automatic ON/OFF: Photocell photo switch Easy Installation: Photocell sensor is easy to install and replace Wide Application: The dusk to dawn photocell sensor can automatically controls lights, lamp posts or lanterns in the driveway and entryway, photocell sensor will ensure light when it is dark and keep surrounding of the house safe Unique Design: Time delay function inside the photocell control light sensor switch to avoid false triggers due to car headlights, thunder or other temporary light sources. 12VModel:AS-10Input Voltage: DC or AC 12VMax Load Current: 10ASize:(approx.)5 x 4.2 x3.5cm/1.96"x1.65"x1.37"Frequency:50-60Hz 220VVoltage: AC 220VFrequency: 50-60Hzcurrent: 10AAmbient temp: -20 °C to +50 °CPower consumption: Max 2.0WOperating illumination:Turn-ON Less 30LusTurn-off Less 150Lus 1 x Automatic On Off Light Switch Photo Control Sensor