Battery Operated DIY Stick-on Portable 10-LED Wireless Motion Sensing Closet Cabinet LED Night Light / Stairs Light / Step Light Bar with Magnetic Strip - Silver-TYO Technology Smart automatic sensing: In dark situation, the light will light up when you get close within 3 meters and will light of 15 seconds after you walk out of its sensing range. In bight situation, even if you are in the sensing area, the light will not light up. So it is more energy saving. Portable and easy to install, you just need to adhere the light to anywhere you want. No extra tools needed, fast installation and no damage to your fruniture or wall. 10 high brightness LED light sources with longer life span, better lighting effect and longer battery duaring time. Powered by 4pcs AAA batteries(not included), safety for humans, especially suitable for families with children. 12 Months Warranty and 30 Days Money Back Guarantee.