ITEM NAME:3 Pcs 40mmx10mm 3P 7 Blades Computer Chipset Cooling Fan DC 12V B1G4 3 Pcs 40mmx10mm 3P 7 Blades Computer Chipset Cooling Fan DC 12V B1G4 Protduct Name : Cooling Fan;Main Color : Black;Power : DC 12V, 0.10A Material : Plastic;Connector Type : 3 Pins Connector Mounting Hole Diameter : 3.5mm/ 0.14";Mounting Hole Center Distance : 31mm / 1.2"40mm / 1.6" Size : 4 x 4 x 1cm / 1.6" x 1.6" X 0.4" (L*W*H);Cable Length : 24cm / 9.4" Weight : 45g;Package Content : 3 x DC Brushless Cooling Fan Improve the air flow, widely used for Computer motherboard chipset, southbridge / northbridge chipset, VGA Chipsetamp #39 , and other matched radiator. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.