For Banana pi BPi-M2 zeo is a very small single board computer, designed with the Allwinner H3 chip solution, and can also be used directly with the Allwinner H3,The size is exactly the as the for , it supports onboard and Bluetooth, 512MB memory, and Mini - interface.For Banana pi BPI-M2 supports Android, Debian Linux, , Raspbian systems, and can be used for IoT and educational application development.The Aluminum Case the metal shell is more conducive to heat dissipation, and comprehensively protects your motherboard.Full package and full protection After repeated testing, each hole is highly matched to the motherboard, and the protection is more thoughtfulSize: 60mm x 30mmName:BPi-M2 Development BoardMemory Capacity: 512mbProcessor Brand: Allwinner H3 Number: BPI M2 Type: Protective ShellType: HeatsinkSet:Ccolor:Blue+blackMaterial:PCB+Aluminum alloyPackage Contents:1 x BPi-M2 Development Board2 x Heatsinks1 x Aluminum Alloy Cooling Shell1 x Screwdriver1 x Thermal PadOnly the above package content, other products are not included.Note: Light reflection and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.