This metal case for the CM5 IO Board comes with a 40-pin GPIO adapter that combined with a GPIO header expansion (sold separately) lets you add a HAT to your project! A fan is included to combine with the airflow vent for better heat dissipation. There are cut-outs for all the connectors and holes on each end for easy wall mounting. Note: Raspberry Pi Compute Module 5 IO Board is NOT included Package Contents * 1x Metal Case (Top and Bottom) * 1x 40-pin GPIO Adapter * 1x CM5-FAN-4010-5V * 1x Antenna Connector Rubber Plug * 1x Button Cap * 1x Screwdriver * 1x Screws Pack https://elecena.pl/product/27885977/metal-case-for-raspberry-pi-compute-module-5-io-board 2025-02-20 https://elecena.pl/product/27885977/metal-case-for-raspberry-pi-compute-module-5-io-board 2025-08-06 https://elecena.pl/product/27885977/metal-case-for-raspberry-pi-compute-module-5-io-board 2025-11-28 https://elecena.pl/product/27885977/metal-case-for-raspberry-pi-compute-module-5-io-board 2025-11-29