Power Hobby PHB5165BLACK 4028 ESC Cooling Fan, Black, for Hobbywing MAX6, MAX8,

Super high-speed fan with monster performance. Extremely high airflow.

Recommended power source - 3s lipo. The 3S adaptor is included with an onoff switch.

Specifications:

Bearing: Ball Bearing

Operating: Voltage 6V - 11.1V

21000 RPM