UL listed, CSA certified for damp or wet locations. Local protection for worksites where permanent outlets are not available. Two Watertite single or duplex receptacles are mounted on a durable corrosion-resistant NE?TEX rubber enclosure with spring-loaded flip lid covers. Meets the requirements of NEMA type 4X when preperly mated with a Woodhead Watertite plug. MAX-LOC cord grip and wire mesh cord grip are standard.