Dedicated All-in-one 3007 Cooling Fan For Raspberry Pi Compute Module 4 CM4. Matching With The CM4 On Size And Mounting Holes, Fast Heat Dissipation. All-in-one, More convenient, Space efficient ,Low-profile, PWM speed adjustment, With Thermal Tapes. 4-wire PWM speed-adjustable fan header interface. Proper Space For Antenna Section (Do NOT include an antenna, please purchase it separately if necessary) Rated speed:8000±10%RPM. Rated power:1.62W (12V, 0.135±0.02A). Cable Length:125±10mm. How to use to Compute Module 4: 1.Attach thermal tapes onto the CM4 board. 2.Fix the screws as the picture.