Optional cooling fan for DuraTrax RC motorcycle 2.Size:30*30*6mm 3.CE/ISO/RoHs ... 5v/12V DC brushless fan Optional cooling fan for DuraTrax RC motorcycle 30*30mm or other sizesPower:0.6-1.4W6000 ... machine equipment cooling, heat dissipation, like PC cooling, Car refrigerators, air-conditions, kitchen exhaust fan, industrial ventilation. More than 500 staff ...