1、This shell is compatible with A02/2GB, and the A02/2GB version supports single camera. 2、The case is made of transparent acrylic material, and a small fan hole is reserved. 3、This clear development board shell has a large fan to enhance heat dissipation. 4、The acrylic development board shell is easy to install and the parts are tightly connected. 5、This unique design provides good heat dissipation performance, which is practical and convenient. 1 x Cooling Fan4 x Fan Screw4 x Fan Nut2 Bag Accessory Package1 Set Shell(6pcs)1 Set Bracket(6pcs) Item Type: Transparent Development Board CaseMaterial: Acrylic shellPacking: PE bagCompatible with A02 / 2GB Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.