Mcllroy&trade; Four Leaf Clover Style 6 Led Wireless, Led lamp Stick-on Anywhere with battery operated Warm white,Human Body Sensor Night Lights 1.Super energy saving, works only in dark, then turns off automatically. 2.The night light instantly turns on when it detects motion, and can detect motion in the range of 9~15 feet. 3.Back light design helps protect your eyes from harm as light emanates from the bottom of the surrounding; 4.Power by 3*AAA batteries( not included), no wire required Easy installation and weatherproof,Suitable for step, wall, baby's room, Corridor, kitchen, sleeping room, bathroom, Parlor and so on.