Specification :
Fan size: 40x40x10mm(L*W*H); Rated Voltage: 5V DC, Current: 0.21A.
Airflow: 3CFM, Speed: 4200±5%PRM, Noise: 22 DBA.
Bearing Type: Oil Bearing.
Lead Wire: USB; Length: Approx.1m / 39.37 in.
Working Voltage: DC 5V;
Size: 40*40*10mm / 1.57*1.57*0.39in
Oil bearing: About can run 30000 hours.
Bearing is high precision, long life and low noise.
Bearing: Oil Bearings
Speed: 4200±10%RPM
Working Current: 0.21A
Noise Level: 22 dBA
Package included:
1 piece
![](https://ae01.alicdn.com/kf/Sc40d0cc71f8e4475812f88c5a6c66285U.jpg)
![](https://ae01.alicdn.com/kf/S05bb1a6461c04af2be6e50d79d7ee486D.jpg)
![](https://ae01.alicdn.com/kf/S02876ddd8fa048cfb2bbe792d6f595fdR.jpg)
![](https://ae01.alicdn.com/kf/Sb10d7c33001e40c88872e02b289cadecE.jpg)