RED DOT extra duty weatherproof while in-use cover. Accommodates numerous receptacle configurations and almost every common plug and cord size. Keyhole mounts make installation fast and easy. Combination box or device-mounting design provides flexibility in installation. Lockable covers comply with OSHA (Occupational Safety and Health Administration) lockout/tagout requirements. Stainless steel hinge is ideal for high traffic areas. Meets 2014 NEC Extra-Duty Requirements.