Feature: 1. Waterproof Sealing: Waterproof sealing protects instrument from working well even in harsh environments. 2. Simple Assembly: The screws are easy to assemble, which is easy to install, operate and carry, and the built in grooves is better for installing objects. 3. Sandblasting Oxidation Treatment: This aluminum box with surface sandblasting and oxidation treatment, which is corrosion resistant and has high texture. 4. Aluminum Alloy: Aluminum alloy material, lightweight, and has good heat dissipation and signal shielding performance. 5. Application: Suitable for power amplifier housing, circuit board housing, decoder housing, industrial equipment housing, etc. Specification: Item Type: Aluminum Electronic Box Colour: Matte Silver Material: 6063-T5 Industrial Extruded Aluminum Alloy Profiles Size: Approx. 24 x 70 x 110mm / 0.94 x 2.76 x 4.33in(There is a slight error in manual measurement) Aluminum Box Thickness: Approx. 1.25-1.5mm / 0.05-0.06in Structure: Integral Type Use: Can be used for heat dissipation aluminum shell of electronics, PCB wiring aluminum box, lightning protection aluminum shell, DIY, etc.. Package List: 1 x Main Body Aluminum Shell 2 x Slab4 x Screw Note: Please allow 1‑3mm error for manual measurement