1. Upgrade Daylight/Night Mode: Slide the switch to turn photocell sensor on/off. Under Daylight mode, motion motivated light on all day long, and under the Daylight/Night mode, the light only could be detected at night and turns off automatically after 20 seconds. Humanization design motion sensor light indoor (Size 7.5"D x 1.8"H) 2. Closet Lights Motion Sensored: Built-in PIR infrared motion detector with 120 degree detection angle. Battery powered ceiling Light instantly turns on when it detects motion from up to 20 feet away 3. 400 LUMENS/6000K: Super bright, with 80 pcs bright & long life-span SMD2835 LEDs. It diffuses well in all directions also spreads a wider coverage 300sqft, frosted lamp cover designed to soften light illuminate, it will not make the eyes uncomfortable even suddenly lighting at night. Protect your lover and children from darkness and fear 4. Energy Efficient Battery Powered Led Lights: 4 D-cell batteries (not included) Our quality LED never needs to be replaced. Its so efficient; you will get more than 6 months of light on one set of batteries. Kindly noted: We stick a blue film on the silver part to keep it clean, you can tear the blue protected film off before you used