Add additional chassis cooling with a 60mm ball bearing fanr r a dual ball bearing design ensures reliability and longer lifer comes ready for either 3 pin motherboard fan headers or lp4 molex power suppliesr backed by a startechcom 2 year warranty and free lifetime technical supportr r this versatile 60mm fan is an ideal replacement fan for keeping your computer running cool the fan can be powered through a tx3 connection and features a dual ball bearing design that ensures reliable cooling