1.Metal enclosures are made up of electrolyzed armor plate, with any sizes available. 2.The surface plated with epoxy resin coating is beautiful and durable. 3. There is seamed rubber bar in the V type box body in order to protect from the dust and rainwater. 4.On the upside and downside of the enclosure body, there is equipped with knock-down hole seamed with the cover. 5.Inside of the enclosure, there is installation motherboard with electrical equipment. The motion of the door is more than 90 degree and is flexible for turn.