Features:
1.3-speed Adjustment
USB cooling fan 6 cm with 3-speed control, Can be freely adjusted according to the usage scene.
2.With high quality ball bearing
It has a longer life and can work continuously for a long time. Equipped with metal cover on both sides.

Specifications:
Bearing System:Double ball bearings
Color:Black
Voltage(Max):5V DC,Current(Max): 0.3A
Speed:1:2700 / 2:3200 / 3:3800RPM
Size:6*6*3cm
Length of USB Cable:1m
Application:external hard disk box, smart PC, etc
Package List:60mm USB Cooling Fan
This 60 mm mini USB cooling fan with 3-speed control, Can be freely adjusted according to the usage scene.
With double ball bearings, it has a longer life and can work continuously for a long time, and equipped with metal cover on both sides.
USB 5V power supply, allowing you to use anywhere there is a USB power supply, convenient.
Wide application: It can be used for cooling of small computers, routers, TV boxes, etc. small and lightweight.
Voltage: 5V DC, Current(Max): 0.3A. Speed:2700RPM/3200RPM/3800RPM.