Part Number: Compute Module 5 Development Kit for Raspberry Pi Compute Module 5 Development Kit, Including Compute Module 5 IO Board + Compute Module 5 IO Case + CM5104032 Supports M. 2 NVMe Solid State Drive. Faster reading/writing speed compared to the Micro SD slot of Pi, greatly improving reading/writing efficiency of the system or files, support booting Pi from NVMe Solid State Drive Compatible with multiple M. 2 Drive sizes, supports 2280 / 2260 / 2242 / 2230 form factors Official CM5 IO Board metal case, comes with DC brushless cooling fan, combined with the airflow vent, better heat dissipation