Deckorators 94953 Solar Post Cap, Pewter plastic top with Cedar Base Solar-powered post cap offers a soft glow without the hassles of wiring or electricity Features a durable pewter-colored plastic top with a cedar wood base Uses LED lighting, a long-lasting and energy-efficient way to illuminate your deck Inside of the post cap base measures 3-5/8" x 3-5/8" to fit a nominal 4x4 post LED light bulbs and rechargeable batteries are included