"Wireless Motion Sensor Light Battery-powered, ultra-bright LED ceiling light features a simple yet modern design that will complement any area of any home. Powered by 4 D-size alkaline batteries (batteries not included), the battery-powered motion sensor light Can illuminate areas up to 180spft. Battery provides up to 6 months of lighting with average use of 8-10 activations per day. Motion sensor light has built-in PIR infrared motion detector. Turns on the environment in darkness when motion is detected up to 18 feet away , automatically turns off after 20 seconds when no motion is detected. Night light motion sensor light is night model only and will not come on during the day to prevent daytime activation. Motion activation, auto-off and light sensor help extend battery life. Simple installation and wide range Applied Automatic Motion Sensor LED Ceiling Light provides 300 lumens of bright light to dark areas around the home, including closets, basements, sheds, showers, pantries, and hallways. No wiring required, quick and easy to install in less than 5 minutes minute."