Closet Light with 3 Modes: Motion Sensor Mode; Always on mode; Motion Sensor Mode (50% brightness). The motion detector only works in the dark. It will automatically turn on when motion is detected within a range of 3-5 meters. It will automatically power off after 15s if no motion detected. Please fully charge when first use， charging time is about 2-3 hours. Safety and Energy Saving: The wireless LED lights have 3 modes to meet your needs. Made of premium ABS+PC， giving you a convenient and safe life. Powered by USB (USB cable included)， built-in 1000mAh rechargeable battery. Easy to install: Built-in magnet， it can stick on any iron surface， like refrigerator， kitchen cabinet， etc. Comes with a strip of 3M stickers， it can be attached to any non-iron surface， such as bookcase， cabinet， etc. Multiple uses: perfect for closet， closet， a hallway， attic， basement， kid's room， kitchen， living room， garage， or anywhere that needs a little extra light. Note: This light can only be turned on in dark environment. It will not turn on if the light sensor has detected enough light.