Features 1、Sandblasting And Oxidation Treatment Surface: Surface is after sandblasting and oxidation treatment, corrosion resistance with high texture 2、Waterproof And Sealed: The electric box is waterproof and sealed, protects your instrument even in harsh environments to work well 3、Easy To Assemble: The screws are easy to assemble, easy to install, operate and carry, and the built in groove is better for installing objects 4、Good Heat Dissipation And Signal Shielding: Aluminum alloy material is not only light, but also possess good heat dissipation and signal shielding performance 5、Widely Used In Housing: Widely used in power amplifier housing, circuit board housing, decoder housing, industrial equipment housing, etc. Specification Item Type: Aluminum Alloy Electric Box Color: Matte black Material: 6063-T5 industrial extruded aluminum alloy profile Product Size: Approx. 25 x 84 x 100mm / 0.98 x 3.31 x 3.94in (there is a slight error in manual measurement) Aluminum Box Thickness: Between Approx. 1.25 ~ 1.5mm / 0.05 ~ 0.06in Product Structure: Split type Product Use: Can be used for heat dissipation aluminum shell of electronic products, PCB wiring aluminum box, thunder protection aluminum shell, DIY, etc. Package List 2 x Main Aluminum Alloy Shell(1 large + 1 small) 2 x Flat Plate 8 x Screw