1. The smart motion detection sensor light is designed for direct plug into any 100-120V AC outlet. No switch, just push into the outlet. No wiring or battery needed. It does not cover the whole outlet. 2. When the motion sensor detects movement, bright LED cells illuminate the area. The nightlight will stay on automatically for 30 to 40 seconds once it is triggered by motion, then will turn itself off. 3. The LED technology provides bright and glare- illumination. It provides users with an energy-efficient lighting solution for the needed areas. It's parameters are: 3W, 100-120V, 3000 Kelvin. 4. The electric light can be used next to the beds and cradles, at home, in the cabinets and closets, doors, stairs and stairways, hallways, storage rooms, bathrooms, kitchens, garages, basements etc. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.