Opteka Sentry 16 LED Solar Charging Motion Sensor Weatherproof Security Light with Built-in 1000mAh Rechargable Battery Brightest light on the market with metal body and 16 LEDs that last virtually forever Automatically turns on when motion is detected within 9 feet Easy DIY installation, no electrician needed Great for sheds, steps, porches and anywhere you need additional light Kit includes one solar light with 1000mAh built-in lithium-ion battery, two screws and wall plugs