Upgrade daylight night mode: Slide the switch to turn on off the photoelectric sensor. In daylight mode, lights can be activated all day long, while night mode can only be activated at night. Humanized design, convenient for various house lightingMotionactivated sensor light: builtin PIR infrared motion detector, 120degree detection angle. The motionactivated LED ceiling light comes on immediately when motion is detected at a distance of 20 feet (approximately 50.8 meters).300 lumens: Super bright, 80 bright and longlife SMD2835 LEDs. It spreads well in all directions and covers a area, 300 square feet. The matte lampshade is designed to soften the light, and it doesn't make your eyes feel uncomfortable even if you suddenly wake up at night. Protect your lover and children from darkness and fearEnergysaving batterypowered lights: 4 Dtype batteries (not included) Our highquality LEDs do not need to be replaced. Very efficient; with a battery, you than 6 months of light. Tips: We stick a blue film on the silver part to keep it clean. You can remove the blue protective film before use.Easy to install and versatile: no wires required, quick and easy installation in 5 minutes. Wireless LED ceiling lights are perfect for lighting closets, coffee tables, stairwells, shed porches and storage roomsspecification:1. Sensitivity: about 58 meters distance2. Sensor range: about 120 degrees3. Number of LEDs: 80 LED4. Light color: white5. Delay time: 20S6. LED life: 50,000 hours7. Size: 19 * 19 * 6.5cm 7.5 * 7.5 * 2.6 inch8. Material: ABS9. Color: White10. Battery required: 4 Dtype batteries (not included)Installation Notes:1. Turn the back plate of the lamp counterclockwise to open it.2. Easily lift up the fixed plug on the back cover, and turn the lamp back cover clockwise to open.3. Use the incl