The large-sized outdoor electrical box external dimensions are 12.5" x 8.5" x 5"(internal: 11.5" x 7.5" x 5"), which are enough to accommodate and protect your multiple power strip, timer outlet, bulky adapter, and more electrical connections.

• About this item:: •LFF weatherproof electrical connection box is made of heavy-duty reinforced PP material that can withstand external damage, shocks or drops, and extreme weather conditionds such as heavy rain and snow, providing continuous protection from electrical hazards. Additionally, the lid of the electrical box has many grooves that channel water away, preventing any accumulation and subsequent freezing on its surface.
• IP54 Rated Waterproof:: •Each inlet/outlet of the IP54 waterproof outdoor extension cord box is equipped with a wire limit snap and rubber seal. These seals can be tightly formed around the cords perfectly keeping the extension cord box watertight. This design protects outdoor & indoor plug connections to ensure circuit safety. (Note: It is water-resistant, but should not be submerged in water).`
• Easy to Use:: •Simply pull or push the 4 latches to open or close the electrical box. Place the power connections clip the cord with the clamps and then close the box. The waterproof box for electronics outside can be placed on the grass or mounted on the wall bracket. To mount the box on the wall, you can use the 2 keyholes on the backside. Ensure the box is completely dry before using to prevent moisture from getting trapped inside.
• Multi Scenario Use:: •The package includes 1 extra-large outdoor electrical box, 4 small outdoor plug cover. These are waterproof and ideal for protecting outdoor extension cords, LED string lights, landscape lighting, pool pumps, garden power tools, fountains, as well as decorations for Christmas and other holidays.