USB CHARGING + LONG LIFE: Different with traditional battery night light, our sensor lights have built-in 700mAh lithium rechargeable battery. 2 hours required for fully charged and running for 4-6 hours continuously. | ENERGY-EFFICIENT: motion sensor lights automatically turn on when motion is detected within a 7-10 ft. range, automatically powers off after 15-20 seconds of inactivity, this sensor light will lighting your path as you cross and shutting off soon after. Up to 60 lumens output, 8 bright LED beads inside, saving energy. | EASY INSTALLATION: Simple to install, no hard-wiring. With double-sided adhesive pads and built-in magnet, you can stick the LED lights anywhere you like. Please do not install this light in high temperature place or somewhere with dust, otherwise, the adhesive strip will be affected, and then the light will slide easily. | WIDELY USED: This rechargeable night light works great for bedroom, hallway, washroom, kitchen, wardrobe, corridor, stairs, dark closets, shelf, stairs or cabinets. | IMPORTATNT NOTE: Motion Sensor Light can only be turned on in darkness environment. It won’t turn on if enough light has been detected by the light sensor.