Neon4Less Neon Clocks feature a hand blown ring of real glass neon, generating 25 watts of light. The neon clocks have glass faces and feature black or chrome finished, multi-tiered art deco styles rims. This clock features a chrome rim with a single ring of blue neon. The quartz movement clock operates on one AA battery (not included). The neon light is powered by an AC adapter (included) that plugs directly into a wall outlet. Give your home the fabulous glow of real neon! Measures 15 inches x 15 inches x 3 inch(es).FOR INDOOR USE ONLY.