Motion Sensor Activated LED Ceiling Light instantly turns on when it detects motion from up to 20 feet away , Energy Efficient: Our quality LED never needs to be replaced. It's so efficient; you will get more than 35 hours of light on one set of batteries. , Bright LED: The bright, powerful LED provides 100 lumens of bright white light. Designed with custom optics for the perfect intensity and focus. , MB980 Wireless LED Ceiling Lights are great for lighting up closets, pantries, stairways, sheds, porches and storage rooms. , Auto Shut Off: The Mr Beams Ceiling Light turns off automatically after 30 seconds of no motion, conserving battery life. ,