Features 1、1. Aluminum Cooling Box can quicken heat dissipation, preventing internal PCB from burning out. 2、2. Surface sandblasting and brushed treatment, wear resistant and beautiful, comfortable hand feeling. 3、3. Built-in grooves to hold circuit board. 4、4. Split type aluminum shell, lightweight and durable. 5、5. Suitable for electronic products, mobile power supply, instruments, etc. Specification Features: 1. Aluminum Cooling Box can quicken heat dissipation, preventing internal PCB from burning out. 2. Surface sandblasting and brushed treatment, wear resistant and beautiful, comfortable hand feeling. 3. Built-in grooves to hold circuit board. 4. Split type aluminum shell, lightweight and durable. 5. Suitable for electronic products, mobile power supply, instruments, etc. Specification: Material: Aluminum Color: Black Baffle Thickness: 1.5mm Dimension: 25*25*100mm / 1*1*4in (exclude the thickness of the baffle) Package list: 2 * Shell 2 * Baffle 1 Set of Screws Package List