Features: Customized and dedicated: For Banana Pi for BPI dedicated metal case, precise to protect the device and enhances the appearance of texture. Highly quality metal, effectively prevent external damage and provide better protections. The metal case is finely processed and surfaces treated, showing a stylish and minimalist appearance. Heat Dissipation : The metal casing help to dissipate heat, effectively reducing the temperature of the device, improving stability and prolonging service life. Convenient installation: the metal casting take into account the ease of installation, users can easily install or dismantle without affecting the normal use of the equipment. Specifications: Size:about 16x10.7x4.4CM/6.30x4.21x1.73in Component：Aluminum Types：A Metal Enclosure/ Metal Enclosure and Heatsink Fan For Banana Pi for BPI Package Includes: 1PC For BPI Enclosure note: Due to the problem of lighting effect there might be tolerances in product, please understand. Please allow 0-1cm error due to the measurement