Sensitive sensor light，it can light up within 3 meter sensing， go out afer 15 second;Simple installation，with one double-sided adhesive， can stick to any smooth surface you like.With the small white board you can add the adhesive strip that detachable from the lamp body;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:3.3 x 2.5 inches power supply: 3 X AAA batteries (not included).