Easy to install with no wiring required, you'll love that this super bright Motion Sensor Magnet Light attaches to the base by magnet, so you can simply detach and use as a flashlight anytime! Choose from 3 modes: on, off and motion-activated. Perfect for nighttime safety in bedrooms, bathrooms, kitchens, hallways, stairs, closets, garages and any area with no overhead lighting. Motion-activated light requires 3 AAA batteries (not included). 3 1/2" H x 3" dia.