Weatherproof electrical box. 4 In. diameter splice box with lugs, 1-1/2 In. deep with 5 outlets, 3/4 In. NPT (National Pipe Thread). Made of corrosion-resistant aluminum, finished with a protective color coating. For wet locations, closure plugs and ground screw included. Individually shrink wrapped. Gray. UL (Underwriter's Laboratories) listed.