【Dual Ball Bearing】Long life with 6-years. It overcomes the problems of short life and unstable operation of oil bearing. good price and works great.
【Good DIY Cooling Solution】It works great for DIY cooling fan to ventilate a small space. or as an additional cooling fan for your DIY needs. Such as Amps, Server, Cabinets Vivarium, RV Refrigerator, or any other application where an exhaust fan is overkill.
【Variable Speed Controller】Range of control in fan speed is 3v to 12v | INPUT: AC 100V - 240V 50/60Hz | Rated Current: 2.0A | Speed control great for fine tuning, Completely adjustable from off to full blast. enables the fan to be powered through an AC outlet.
【Packing List】1 pack 80mm fan with protective grills on both sides and a separate speed controller.