General description This 80 LED battery-operated motion sensor ceiling light features a built-in infrared PIR motion sensor that activates instantly upon detecting motion up to 18 feet away in dark environments. It automatically turns off after 20 seconds of inactivity, conserving battery life. With two operational modes, you can easily switch the photocell sensor on or off, allowing for daytime activation or nighttime-only use. Powered by 4 D-Cel alkaline batteries, this light can illuminate an area of 300 square feet and provides up to 6 months of lighting with an average of 20 activations per day. Technical specifications LED Type: SMD2835 Brightness: Up to 300 lumens Detection Range: Up to 18 feet Battery Type: 4 D-Cel alkaline batteries Coverage Area: 300 square feet Battery Life: Up to 6 months with average use Installation No cables required Quick and easy installation in less than 5 minutes Usage Ideal for bedrooms, bathrooms, stairs, hallways, workshops, basements, garage