The Hyper Tough 500 Lumen LED dusk to dawn Solar light is an easy way to illuminate areas of your deck, patio, porch, backyard, barn, outbuilding or any other area that can use light. No electricity is needed! Use the power of the sun. This light is one piece design. Install it on any flat surface with the solar panel directed to the sun. The included and replaceable lithium-ion battery will charge during the day and will turn on automatically at night. The light will be on at a low level until motion is detected. The light will increase to full power for 30 seconds after motion is detected. It will then return to low light. The PIR motion detector will detect motion in a 120-degree area up to 25'. The weather resistant design will make this light last for years. Warm White. Easy to install. The light comes with mounting hardware and pre-installed battery.