Special Features

40mm 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. Equipped with metal cover on both sides to avoid finger injury.
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: 0.15A。 Speed:4000RPM/4700RPM/5500RPM

Description

3-speed Adjustment
USB cooling fan 40mm with 3-speed control, Can be freely adjusted according to the usage scene.

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 to avoid finger injury.

Product description
Bearing System: Double ball bearings

Color: Black

Voltage(Max): 5V DC,Current: 0.15A

Speed: 1:4000 / 2:4700 / 3:5500RPM

Size: 4*4*2cm

Length of USB Cable: 1m

Application: external hard disk box, smart PC, etc

Packing: 40mm USB Cooling Fan