Motion Sensor Light Built-in PIR infrared motion sensor, this LED ceiling light turns on instantly when it detects motion up to 18ft away in dark ambient. And it will automatically power off after 20 seconds when no motion is detected, which saves battery life Two modes available There is a switch near the motion sensor. Movement, slide the switch to turn on/off the photocell sensor. When it is on, the light will stay off during the day and can only be triggered at night; when off, the light can be activated all day Battery operated night light Powered by 4 D-cell alkaline batteries (battery not included), it can light up to 300 sq.ft area. The battery can provide up to 6 months of illumination with an average use of 20 activations per day Super Bright Hallway Light Built-in 118pcs bright and long-lasting SMD2835 LEDs. It casts light in all directions with up to 300 lumens brightness to ensure you never stumble in the dark, protect your loved ones and kids from darkness and fear around the house Easy to Install & Wide Application No need to wire, install it quickly and easily within 5 minutes. Suitable for your bedroom, bathroom, stairs, hallway, workshop, basement, driveways, roof, entryway. Do not leave the lights on to increase the electricity bill unnecessarily