Outer Size: 155 x 120 x 41mm / 6.1" x 4.72" x 1.61" (L*W*H). Inner Size: 150 x 108 x 37mm / 5.91" x 4.25" x 1.46" (L*W*H). Made of ABS, durable for use, and easy to install. Package Content: 1 x Junction Box,Some Screw. Suitable for airport, subway station, button box, small terminal, signal chassis, sensor, measuring device, communication junction box and other equipment..
