Axon Hyper Fan 6V motor & ESC fans
Coming from Axon are their new Hyper Fan 6V motor and speed controller fan units. Developed to deliver a maximum of cooling efficiency at 6V input the fans will be best used directly from a spare receiver channel. The 30mm and 40mm fans sport a black receiver wire while the 30mm ESC-specific unit comes with a standard black and red lead as well as a white 2-pole connector.
Source: Axon [team-axon.com]