Gama Sonic Baytown Solar Outdoor LED Light Fixture, 3-Inch Fitter for Post Mount, Black Finish #GS-106F-B Lantern mounts on 3-inch posts and contains solar panels, 6 super-bright LEDs, and Gama Sonic's cone-reflector technology to enhance lighting Automatically turns on at dusk and off at dawn Shines for 10-12 hours No electrical wiring required for installation Constructed with weatherproof, rust-resistant cast aluminum and beveled glass