It increases asthetic appeal and safety for your outdoor living areas. Light any dark area and add extra security with these motion sensor lights. By using the power of the sun, this light charges during the day and works at night. Dual function light source, Accent mode and Security mode, provides extra convenience to light up dark corners of the home. In security mode, the light automatically turns on when motion is detected, with a 30 second on time, making it ideal for the exterior of your home on fences, decks, walls, sheds, and lighting dark areas. In accent mode, the light operates by photo cell making it turn on at dusk and turn off at dawn. With no main power or wiring required, this light is virtually maintenance free.