Feature:

1. Integral aluminum alloy manufacturing for better heat dissipation performance.
2. Slotted design at the end of the shell does not affect wifi/Bluetooth signal.
3. Cooling shell fits for 4B board for better working performance.
4. Dual layer heatsink case with high hardness and durable quality, provides protection.
5. Can protect your board from bumps, scratches, and dust, comes with hardware for easy operation.

Specification:

Condition: 100% Brand New
Item Type: Case for 
Material: Aluminum Alloy
Color: Black

Application: Fit for 4B

Package List:

2 x Thermal Adhesive

4 x Screw

1 x Hex Wrench

1 x Aluminum Alloy Shell Upper Layer

1 x Aluminum Alloy Shell Lower Layer