describe Square LED human body induction ceiling light smart home ceiling light Description This square LED ceiling light is suitable for your home decoration and also lighting. Precise design will ensure its practicality in high performance work. You can install in living room, bedroom, hallway, etc. It will make your life more comfortable. Features -color: white. -Material: ABS + electronic components. -Dimensions: approx. 17.40 x 17.40 x 4.40 cm / 6.84 x 6.84 x 1.73 inches. -Batteries: 4 D batteries (not included). - Light source power: 5W.- Voltage 36V.- Lighting: 120 lumens. - Lifespan: 50000H.- Number of LEDs: 30. - Ceiling light with automatic motion sensor, when movement is detected in the dark, it automatically turns on and off within 20 to 25 seconds after the person leaves. - Energy-saving motion sensor design can at least help extend the battery life and make this ceiling light last about 8-12 months. - It is powered by four D batteries -Cell not included in packaging. - Our ceiling lights provide 120 lumens of daylight and 332 feet of light coverage to light the way in dark and dim areas of your home. You no longer have to worry about the room being too dark or too dim. - Our battery operated ceiling lights offer a sleek, modern design that complements any area of your home, including closets, under -floors, sheds, bathrooms, dressing rooms and hallways. - Our ceiling lights provide 120 lumens of daylight and 332 feet of light coverage to light the way to dark and dim areas around of your house. You no longer have to worry about the room being too dark or too dark. Light color: warm white