Multiple Modes: Come with an on-off switch, eliminating the need to plug and unplug.In automatic modes, turn on when you approach within 10 feet of the closet light, turn off after about 25-30 seconds if without any movement. Modes, constant lighting on, so you can be used as a flashlight. USB Rechargeable: USB Rechargeable: These wireless lights have a built-in 400mAH Li-polymer battery. No more wasting money on batteries 2 hours for full charge, it will last about 3 months for normal use. It comes with USB cable compatible with power bank, phone charger, PC USB port, etc. Easy to Install: Built-in strong magnets to place in the mental surface, and also adhesive flake available for the non-mental surface. It can be installed in seconds and is also removable as an emergency light, of course you can also use a hook to secure them. Widely Used: Smart LED puck lights greatly help in the kitchen weakly, it add a nice little updating feeling to your kitchen; can also be used for display of cabinet, closet, hallway, staircase, attic, basement, nursery, etc. Soft and bright: Maximum luminous flux 451.5 PCS about 3000K warm white LEDs, bright enough and not too glare in the dark.High quality long lasting LEDs, no need to replace LEDs. Product Features: Nominal voltage: 5 V Nominal power: 1.5 W (5 x 0.3 W / LED module) Battery capacity: 400mAh Working current: 120mA Detection distance: 0M-5M Light control circuit: ambient illumination