Features High-Quality Material: Constructed from durable aluminum alloy with sandblasting oxidation treatment, providing corrosion resistance and a premium finish. Excellent Waterproofing: Boasts good waterproof ing performance, making it suitable for use in harsh and challenging environments. Easy Installation: Comes with screws and built-in grooves for effortless installation and portability, ensuring convenience for various applications. Superior Performance: Lightweight design with excellent heat dissipation and signal shielding capabilities, ideal for power amplifiers, circuit boards, decoders, and industrial equipment. Versatile Application: Widely used for power amplifiers, circuit board housings, decoder housings, and industrial equipment, making it a versatile choice for DIY electronic projects. Specification: Item Type: Aluminum Alloy Project Box Color: Matte Silver Material: 6063-T5 industrial extruded aluminum alloy profile Product Size: Approx. 83 x 145 x 150mm / 3.3 x 5.7 x 5.9in (there is a slight error in manual measurement) Aluminum Box Thickness: Between 1.25-1.5mm Product Structure: Split Type Application: 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 Shell 2 x Boards 8 x Screws Note: Please allow 1‑3mm error for manual measurement. Package List 2 x Main Aluminum Shell 2 x Boards 8 x Screws