Gracetop 500-lumen Weatherproof Wireless Battery Powered LED Ultra Bright Spotlight with Motion Sensor(4 LED Lights) Ultra-Bright: 4 Ultra-Bright LEDs Produce 500 Lumen that turn night into day. Energy Saving: Powered by 4 D-cell alkaline batteries for up to 3,600 activations (lasts 30 seconds per trigger) Perfect outdoor lighting in any climate. This dual LED spotlight features a weatherproof design for durability and reliable function Simple wireless installation in minutes, no need to hire an electrician. Mounting hardware included This LED light provides 400 square feet of coverage, battery operated by four D-Cell batteries (not included)