Descriptions:Made of Iron, durable for use, and easy to installAlso Dustproof, Anti-UV and Anti-corrosion performance; protect your instruments even under the adverse environment.Suitable for airport, subway station, button box, small terminal, signal chassis, sensor, measuring device, communication junction box and other equipment.Specification:Product Name: Junction BoxOutside Size: 175 x 128 x 117mm / 6.89 x 5.04 x 4.61inch (L*W*H)Inside Size: 173 x 123 x 105mm / 6.81 x 4.84 x 4.13inch (L*W*H)Radiator Size: 63 x 27mm / 2.48 x 1.06 inch (L*W)Package Content:1 x Junction Box,Some Screws