Zilla Reptile Terrarium Heat Lamps and Habitat Lighting Dome, Black 8.5 Inch Zilla Reptile Terrarium Heat Lamps and Habitat Lighting Dome, Black 8.5-inch The premium dome is powder-coated black on the outside and reflective white on the inside for added luster and long life Large 8.5-Inch size fits a wide variety of incandescent, fluorescent and ceramic heat emitting bulbs Topped with a ceramic socket that lasts under high heat 6-foot power cord with an in-line on/off switch