Features: Intelligent control bulb: The light bulb turns on automatically when people are in the detection area and it goes out by itself after people leave about 15seconds. The light will not light up automatically during the day, only when the outside environment is dark or dim . Low power consuming, energy saving, high brightness. Easy to install and operate. The led light is usually used in corridor, stair, factory. Environmental friendly, no mercury, radiation-free Specification: Voltage:AC220V Wattage:1.8W Lumen:250lm Led quantity:10leds Light source:smd5050 Light color:pure white Color temperature:6000k Detection range: