✔Geekworm design 12mm aluminum alloy heatsink for Raspberry Pi Compute Module 4 CM4; Model:C235; User manual, refer to Geekworm WiKi search C235.
✔Heatsink dimensions: 54x39x12mm/2.12x1.53x0.47inch; Net weight: 30g/0.07lb
✔Support install 30mm (3007 or 3010) cooling fan above the heatsink for better heat dissaption
✔With one piece thermal pad, need to cut proper thermal pad to attach on the CPU of Raspberry Pi Compute Module 4
✔The C235 heatsink reserve the space to connect the extermal antenna for CM4. ✔The inclcuded PM2.5x16mm screws length is just for install CM4 module and C235 heatsink, not support CM4 IO board.