LE Pack of 3 Units LED Night Light, Wireless Motion Sensor Night Light, Battery Powered, Stick-Anywhere Nightlight, Warm White, Security Light for Bedroom, Hallway Pack of 3 units Easy to install.Hang it or stick it to anywhere with the self-adhesive foam tape(included). No wiring required. Safe to use. Battery powered, it is touchable and safe to children. No electricity cost. Operate for months on 4 AA batteries (not included). Smart and sensitive detector. Automatically turn on at night when motion is detected.