1、The cooling fan helps to cool and reduce the pressure of the engine system, including the radiator, air conditioning system, intercooler, oil system, etc. 2、The unique fan blade design allows you to pull or push air at the same speed. The motor is easily reversible in any application. Most other fans are designed for unidirectional airflow. 3、Equipped with two cooling fans, a total of 16 blades, the heat dissipation effect is more obvious, it is a very helpful and necessary part of the cooling system. 4、High hardness metal outer frame provides higher endurance, prolongs the service life and avoide the trouble of frequently replaces . 5、Easy to install and use, just connect the black cable to negative and connect the red cable to positive.