Weatherproof Indoor Outdoor Connection Enclosure Box. * Dimensions: Interior: 11.2" x 6.2" x 4.3" Max. Outer (with cover): 13.4" x 9.5" x 5" * Silicon seals mold around cables to seal the connections. IEC IP55 & NEMA 4X rated for outdoor use. * Simply lock end clamps - no screws or tools needed to operate * Strong, durable plastic construction suitable for indoor and outdoor use