The newest design of radar sensor with intelligent light control function. The light only work during the night when people walks into to the range of 3-6meters from the light. The light turn off after people leaves 20-. If you choose the light without sensor there is no sensing and intelligent light control function The Radar Motion sensor only turn on the light when the environment lighting is low and it detects object passing by. It automatically turn off the light when the environment lighting is sufficient. Power:18W Lighting Source: LED Body color: Black Voltage:AC110-220V Sensor: Radar sensor with intelligent light control Color:Black Material:PC+Aluminum Package Contents: 1 * Wall Lamp Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.