F12 6 Fans USB Semiconductor Computer Radiator Notebook Stand with Phone Holder, Colour: Blue Light 1. Large contact area, compatible with laptop products of various sizes on the market 2. 7-position height adjustable 3. Detachable mobile phone holder, either left or right 4. 6-core fan, 2600 rpm wind speed 5. Stable and low noise, smooth swimming without dropping frames 6. Product size: 400(L) X 270(W) X 36.6(H) mm 7. Fan size: 100 x 100 x 20mm(4pcs) 8. Fan size: 70 x 70 x 20mm(2pcs) 9. Noise: 20dBA 10. Air volume: 63CFM 11. Rotation speed of big fan: 1200+10%RPM 12. Material: ABS plastic and iron mesh 13. USB port: 2 USB 14. Suitable for computer size: 15.6 inches 15. Power: 2.5W 16. Current: 0.45A 17. Voltage: DC 5V