Coolerguys Dual Blower Fan Component Cooler with Manual Speed Control (Lite) We created this kit for use on components which have vents on the top of them, simply place the blower fans on top and it'll suck the warm air out of the device and shoot it out the back. Works great to cool Receivers, DVRs and other media equipment. This kit comes with: 2 Coolerguys 12v Blower Fans 840556094272 1 500mA 110-12v AC-DC Power Supply 840556087977 1 Dual 3pin Manual 12V DC Variable Speed Controller Everything you need to power and control both blower fans to cool off your equipment. Fan Specifications: Dimensions: 120x120x25mm Bearing: Dual Ball Rated voltage: 12v Operating voltage range: 8-12v Rated Current: 0.18A Lock rotor current: 0.16A Rated Power: 2.16W Rated Speed: 1000 RPM±10% Air Flow: 17 CFM Static Air Pressure: 5.6 mmAq(InchH20) Noise Level: 19.8 dB(A) Life Expectancy: 50,000 Hours @ 25C id: codublfancoc We trust in our products at Coolerguys and test everything that is sent out! We happily extend a three-year replacement warranty to all our Coolerguys branded products.