LED Motion Sensing Light. QVOIT Stick-on Portable 10-LED Closet Cabinet LED Wireless Motion Sensing / Stairs Light / Step Light (Battery Operated) Automatic sensing: the light will light up when you get within 3 meter of it and will go out 15 seconds after you walk out of its sensing range Simple installation: a magnetic adhesive strip which is easily attached to and detachable from the lamp body. Super-bright 10-LED white light, energy-saving and environment friendly Night Light won't light up during day time when there is sufficient day light Battery Operated: powered by 4pcs AAA batteries(not included)