Source: Wild Turbo Fan

Wild Turbo Fan have introduced the new Blow Harder 30mm fan for speed controllers. The fan features 9 cooling fins which generate the twister wind to provide more air and improve heat dissipation. A round lip molded into the intake side of the fan provides further smooth out the air flow.The part between the case and the core has increased 3 fold and thanks to the thicker side wall, the case is so much stronger than the standard 30mm fans. The Blow Harder 30mm fan features an all new electronics.