⋫Working Principle: The working principle of the sensing effect is very simple. The light will automatically light up when a person passes the sensing range and automatically turn off after the person leaves the sensing range for more than 20 seconds. ⋫Soft Light: Smart Night Light has comfortable and soft light, so it is not dazzling at night. You can easily adjust the brightness from dark to bright to protect your eyes. ⋫Easy to Carry: LED Induction Light is easily rechargeable with the included USB cable, so it can be easily carried. Using a built-in large-capacity rechargeable battery, it can be used for up to 50 days in motion sensor mode. ⋫Quick Installation: Motion Sensor Closet Light can be directly adsorbed any iron products with magnetic strips, or can be pasted any clean and smooth with iron double-sided tape. ⋫Widely Used: You can use our Human Body Sensor Light for closets, kitchens, stairs, attics, basements, drawers, garages, storage rooms, and more. It is widely used and very practical.