Heath Zenith/s solar-powered security motion light with battery back up adds a layer of home protection, detecting movements in a 180-degree radius and 40-ft range. Solar power with power reserve means your security light is reliable and will work for many years. When motion is detected, two 75 W-equivalent LED lights emit a 1000-Lumen beam. Installation is easy and adjustments are tool-less. Backed by a 3-year limited warranty.