WATERPROOF AND DURABLE - LeMotech's outdoor electrical box is IP55 waterproof rated and built to withstand rain, snow, UV rays, dirt and more. Made from durable reinforced TPE plastic, it provides long-lasting protection for your outdoor electrical device connections. LARGE SPACE - Inner available dimension 11.0x6.0x5.0inch(overall outer dimension 14.0x9.6x5.5inch) in the extension cord connection box provide ample space to safely house and organize your power connections. Suitable to seal 12/14/16 gauge cord, braided cable and flat wire. PORTABLE DESIGN AND VISUAL WARNING - Handle on the cover of outlet box provides a comfortable grip, making it easy to take on the go for DIY projects or outdoor events. Reflective warning sticker increases visibility to help protect children or non-professionals interacting with the connection box. VERSATILITY - Waterproof box is ideal for keeping your electrical equipment dry and offer protection for lawn and garden applications, pool pumps