Fan's Function: 1. your computer's cooling effect by keeping the CPU cool and 2. The CPU fan has efficient heat dissipation and low noise, which helps the computer to dissipate heat 3. You can work long hours without worrying about overheating your computer Colour: As Shown Material: plastic Model: for G3 3579 3779 G5-5587 15 5587 Themal Fan FCN Brushless Motor DC 5V 4-pin CPU COOLER FAN CN-0TJHF2 DFS481105F20T FKB6 GPU cooling fan CN-0GWMFV DFS551205ML0T FKB7 processor fan for the laptop,this fan is designed to cool the CPU (processor)of your computer. Package Contents: 1 x GPU Cooling fan 1 x CPU Cooling fan Only the above package content, other products are not included. Note: Light reflection 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.