Solar Panel PIR Motion & Light Sensor 10 LED Wall Light Lamp Rechargeable Mounted for Outdoor Garden Pathway Driveway Decks Docks Garage Stairways. Night sensor function that it will auto turn dim light when in darkness or at night, and auto turn off when in daytime or bright area. When people walk around 2 meters close it will turn on bight light. So buy this Light and Save 26% OFF Solar Panel PIR Motion & Light Sensor Wall Light.