Brand New and high quality.It protects your valuable data by keeping your CPU cool.The CPU fan features efficient heat dissipation and low noise.You can work as long as you like without overheating your computer.Keep your computer cool and comfortable on your lap or at your desk with this CPU fan Made of high-quality material,it is durable in use.Perfect design for high compatibility and compose Do not put a computer in dusty .regular cleaning of dust and lubricants, six months or year,it is recommended to bring anti-static gloves Compatible models for: 15-AC 15-A 15- 250 g4 15-ac121TX 15-AC121DX 813946-001 DC28000GAF0FCC2 DFS561405FL0T Connector:4 Pins Color:silver + black Material:metal + plastic Package Contents: 1 * CPU Cooling Fan Only the above package content, other are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed is +/- 1-3cm.