The black cover can protect your receptacle from damage caused by high temperature, which is also firmly shockproof. There is a keyhole on the right side of the buckle, and you can use it to prevent others from stealing electricity. The sealing ring will not only play the role of water resistance, but also prevent dust from entering the socket box. The IP66 waterproof grade makes the socket also weatherproof, ensuring safe outdoor use without any worries. Allows flexible application in various scenarios, such as parking lot, factory, hotel, home, garage, etc. Specification: Item Type: Outdoor Socket Material: Flame Retardant PC + ABS + Tin Phosphor Bronze Waterproof and Dustproof Grade: IP66 Rated Voltage Working voltage: 127V, 250V Working current: 15A Applicable scenarios: For parking lot, construction site, hotel, factory and other outdoor scenarios where electricity is used. Package List: 1 x Bottom Box 1 x Panel Cover 1 x Cable Connector 4 x Screw 4 x Sealing Ring4 x Nut Note: To prevent electric leakage, be sure to ground. Note: Other items are not included, the color is based on the first picture, and other pictures only show the effect. Due to the differences between different monitors, the picture may not reflect the actual color of the item. Due to the measurement manual. Please allow the diversion. Thank you!becomeveryrich