Description: 【Exact Brightness】: Not too bright, not too . Just the right amount of light to see where you are going in the dark. Allows you to get up at night, get some water, use restroom and return to bed without turning on any main lights 【Automatic on/Off】: Built in sensitive light sensor, the nightlight automatically turns on at dusk and off at dawn. You don't have to worry about turning the lights on and off around the house in the morning and evening. The smart sensor does it for you 【Compact & Offset Prongs】: Compact offset prongs, the nightlights don’ the second outlet on the wall, so you don’t have to unplug the nightlight if you want to plug in something else above or below it 【Save Money】: Save money on energy and bulb replacement. The nightlight uses 4pcs super bright LED, no bulb replacement. 12hrs each day, only 2.2 Kwh per year. Probably not even enough to make any movement of your power meter. 【Application】: The nightlight is perfect for hallway, bathroom, bedroom, kitchen, living room, nursery, kids room, or anywhere you need some extra light during the night without turning on a harsh bright light Specification: Material: PC Size Chart: 5.5cmx2.4cm/2.17inchx0.94inch  Package Includes: 1 Light Sensor Night Lights(4 Pack) Note: Please allow slightly errors due to manual measurement and different monitors.