Long Battery Life: The battery will last up to a month on MOTION DETECTION mode, and 8 -10 hours on ALWAYS ON mode. Automatic Sensor: This motion sensor light is built-in with photosensitive sensors and smart switch control. The light will be turned on for 15 seconds when motion is detected in dark within a 10ft distance. Detachable Design For Easy Mount: Built-in magnets on both light and base allow easy mounting without damaging the wall. Warm Color Led Lights: The 2700K-3000K warm light-emitting units integrated with frosted acrylic shell effectively relieve pressure and calm your mood. Wide Application : This multifunctional wall lamp can be used as a wall lamp, can also be taken off and held or placed on a desktop. Portable 360° lighting will bring you a good experience!