1.The speed contrled fan can move as you like
2.With large,high-performance and extra quiet 1 fans,
3.Helps to dissipate the heat-air
4.Ergonomic design,Convenient,reliable and comfortable to carry
Speed:2000RPM
Air Flow:30CFM
Rated Current:0.4A
Voltage:5V DC
Power:2W
M.T.B.F:23000 Hours
Compatible laptop: 8"-12"