MAA-KU DC Axial Case Cooling Fan. Size : 3.15" inches (8x8x2.5cm), (80x80x25mm), Supply Voltage : 12VDC, Material : Plastic P.B.T, Color : Black. Outer frame size :- L=80 mm x W=80 mm x H=25 mm Supply voltage :- 12 Volt DC / Speed :- 3000 RPM / Air volume :- 45 CFM Power :- 2.16 watts / Noise level :- 32.2 db / Current :- 0.18 ampere Power Connection :- 2-pin 1 YEAR WARRANTY (warranty type - product free shipping on your address with in warranty period)