Gama Sonic Victorian Solar Outdoor Double Lamp LED Light Fixture, 3-Inch Fitter for Post Mount, Black Finish #GS-94F2 Two lanterns mount on a single standard 3-inch lamp post and contain solar charging panels, 6 super-bright LEDs, and Gama Sonic's patented cone-reflector technology to enhance lighting Automatically turns on at dusk and off at dawn Energy-efficient with a historic 19th Century gas-light design No electrical wiring required for installation Constructed with weatherproof, rust-resistant cast aluminum and beveled glass