MuchBuy PIR Motion Sensor Strip Light Stick-on Anywhere Portable 10-LED Wireless Motion Sensing Closet Cabinet LED Night Light / Stairs Light / Step Light Bar(Battery Operated) Sensitive sensor light, it can light up within 3 meter sensing, go out afer 15 seconds when out of the sensor range. Super bright, low power consumption, long operating life, energy saving,environmental friendly light Suitable for the usage in bedroom, closets, cabinet, corridor, workshop, basement, garage, stairwell, oil depots, roof, door, garage entrances and other places Size: (19 x 3 x1.5)cm Powered by: 4 x AAA battery(NOT included) Note: This light is not waterproof, and do not install in place with rain, heavy humidity