Features: Brand new and high quality Full aluminum alloy material, well protection for motherboard. The upper surface of the shell is designed with multiple grooves, which is more conducive to the distribution of hot air. The CPU, RAM and other module positions are provided with silicone thermal pads to make heat dissipation more efficient. 30x30 cooling fan provide better passive cooling.(connect to 5V and GND pin). Protect for Orange Pi 5 Plus with this full aluminum alloy case, ensuring complete safety for your motherboard. Specifications: Size: approx. 101x81x28mm Material: Aluminum alloy Color: Black Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. Package includes: 1Set x Metal Case