Good DIY Cooling SolutionIt works great for DIY cooling fan or as an additional cooling fan for your gaming needs. Such as X-box, PS4, Receivers, Amplifier, Video Card, LED Lights , Wi-Fi Modern, Sound System, PC, Plant/ Mushroom Growing 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. Dual Ball BearingLong life with 65,000 hours. It overcomes the problems of short life and unstable operation of oil bearing. good price and works great Computer Fan with AC PlugFan size: 9.5x4.7x1in Speed: 2x3000RPM Airflow: 2x 95CFM Current: 0.8A Power: 9.0W Interface: 5.5*2.1mm female plug Packing List1 pack 2x120mm combined fan with protective grills on both sides and a se