8 ft. Black Outdoor Direct Burial Lamp Post with Dusk to Dawn Photo Sensor fits 3 in. Post Top FixturesBlack 8 ft. Direct Burial Post with Dusk to Dawn Photo Sensor. Durable, textured powder coated finish is waterproof and corrosion resistant. Suggested burial depth is 18 in. Commercial quality traditional direct burial outdoor lamp post with textured powder coated aluminum and corrosion resistant Easy install standard 8 ft. pole lights up your homes walkway that fits standard 3 in. post top fixtures and includes inlet hole Weather resistant durable