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. 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: Silver Dimension: 15*67*75mm / 0.6* 2.6* 3.0in Baffle/Shell Thickness: 1.5mm   Package list: 2 * Shell 2 * Baffle 1 Set of Screws   Note:  Due to the difference between monitor and light effects, the pictures may not reflect the actual color of the item. Please allow slight error due to manual measurement.