Descriptions:Made of ABS, durable for use, and easy to installAlso Dustproof, Anti-corrosion performance; protect your instruments even under the adverse environment.Suitable for airport, button box, small terminal, signal chassis, sensor, measuring device, communication junction box and other equipment.Specification:Product Name: Junction BoxOuter Size: 70 x 45 x 18mm/2.76 x 1.77 x 0.71inch(L*W*H)Inner Size: 66 x 41 x 14mm/2.6 x 1.61 x 0.55inch(L*W*H)Package Content:2 x Junction Box