Cooling Fan for Compute Module 5, CM5 Heatsink Cooler Radiator, 5V Supply7417
£12
Rated power: 1W (5V, 0.2±0.02A), Rated speed: 5000±10%RPM. Interface: 4-wire PWM speed-adjustable fan header. 1 x Cooling Fan. Proper space for antenna section, no hindrance to the antenna.