Bell and Howell 2 Packs LED Solar Lights for Outside, Easy to Install Super Bright Motion Sensor Outdoor Lights, Solar Motion Lights Outdoor Waterproof Wall Lights for Added Security and Lighting for Home '120 º: Bell and Howell Bionic Light is powered by the sun. It has built-in solar panel that absorbs energy from the sun during the day and light up during at night. So you don’t have to worry about your electric bills.