[High quality]: The Electrical Enclosure and bottom plate are made of high quality ABS plastic, and all metal fittings are replaced with stainless steel. [Appearance] As with the purchase of a leather bag, the metal logo adds a touch of class. You do not have to worry about the outdoor junction box will be damaged, because we will make the waterproof box higher density makes the outdoor junction box more robust, while ensuring that it has a stronger toughness. The outdoor electrical box has the characteristics of insulation. It is well sealed to protect your equipment from the harsh environment outside, making your equipment last longer. The porous design of the bottom plate makes it more convenient for you to install the equipment. [Applicable environment]: It can be used indoor and outdoor, effectively isolating rain, dust, oil, snow, etc. [Warning]: Please browse our pictures, which show all important dimensions of the product.There is no pre-drilled hole on the electr