Features:

1. Reduces the temperature of your notebook computer for maximum performance.
2. Ergonomic designed angle for easy typing
3. Self-Changeable ball bearing fans with built-in fan guards.
4. Lightweight aluminum housing for thermal heat dissipation
5. Easy Go. No adapter necessary
6. Powered by USB port
7. On/Off switch
8. Aluminum housing: 13.25 x 10 inch
9. Fan speed: 3200~3500