• Dimensions: The external size of this waterproof extension cord cover is 3.15" x 3" x 7.87", while the inner space measures 2.36" × 2.56" × 5.43". Cable entry hole diameter: 0.47", perfectly sized to seal 14/16/18 gauge cords, braided cables, and flat wires. Designed to keep waterproof extension cord connector safe and stable.

• Compact and Portable: The outdoor extension cord cover stays compact and lightweight, making it ideal for protecting cord connections hanging in the air. Four corner locking clips and rubber gaskets hold the connection securely and help improve outdoor electrical safety.

• Watertight Seal for Plug Connections：This outdoor plug protector creates a tight sealing chamber with one long main latch and 4 smaller latches, built-in cord clamp slots and silicone end seals, the outdoor cord protector creates a watertight sealing space, keeps outdoor & indoor electric connection dry and safety.

• Weather-Resistant for Outdoor Use: The waterproof plug cover is IP44 water & weather resistant with seals on both ends to block rain, snow, splashes, dust, and dirt. Use this outdoor plug cover with string lights, holiday décor, garden tools, and outdoor equipment.

• Heavy Duty & Durable: This plug protector uses heavy-duty materials to withstand impacts, pressure, and harsh outdoor conditions - great for patios, yards, gardens, and job sites.

• Easy to Use: No installation required, easily open with top lid and 4 latches, place the connection inside, fasten the cord with cable clamps, lock and seal. This outdoor extension cord protector does not fit power strips, right-angle plugs, or oversized adapters.