Features: moisture proof, sunscreen, anti-corrosion, durable for years use The electrical junction box is easy to operate and repair, no cable cutting, more convenient Material: ABS,Rubber; Main Color: Light Gray; Net Weight: 960g; Rating:IP65; Screw Thread Dia.: 0.16"/4mm Suitable for indoor and outdoor electrical ,communications Outer Size of electrical enclosure: 12.6"x9.45"x4.33"(320mmx240mmx110mm) (L*W*H); Inner Size of electrical enclosure(Approx.): 12.4"x9.2"x4.1"(314mmx234mmx105mm)/(L*W*H)- - * Tips: in order to confirm the detailed installation dimensions, please refer to our detail image, which shows specific internal dimensions of the product.(Allowable Error: 2mm); Thickness: 0.16''/4mm