Fit For: This RC motor heat sink is specially designed for 380 / 390 motor of RC model car.
Prevent Overheating: It has heat dissipation effect which can effectively prevent the motor from overheating.
Easy To Use: The cooling fan can power up from the receiver, convenient and easy to use.
Premium Material: With high quality materials and exquisite workmanship, it is for long term use.
Guarantee: Our product have 180 days warranty, if you have any question about this product, please feel to us, we will try our best to help you solve your problem.