Feature

●High nice: this fan velocity controller is fabricated from high satisfactory aluminum material, with long provider lifestyles andLight weight, long lasting in use
●Flip the knob clockwise to increase the air volume, counterclockwise to lessen the air extent, and the knob with switch function. by way of screwingThe potentiometer, you can flip off power supply output.
●Suitable for more than one power supplies along with pc,strength bank and and so forth.
●Suitable for more than one strength resources, including pc,power bank and etc.
●Knob Design: Turn the knob clockwise to increase the air volume, counterclockwise to reduce the air volume, and the knob with switch function.

Description

1. You can adjust the wind power at will.
2. Turn the knob clockwise to increase the air volume, counterclockwise to reduce the air volume, and the knob with switch function!
3. The stepless governor output voltage range varies from 2.5 to 8.0V, and the air volume is arbitrarily set! And the range is wider!
4. Suitable for common 5V USB fan in market.
5. Suitable for multiple power supplies such as computer,power bank and etc.

Spec:
Item Type:Fan Speed Controller
Material:Aluminum
Input Voltage:DC4~12V
Output Voltage:DC2.5~8.0V
Rated Power:5W

PackageList:
2 x Speed Controller

Notice:
How to use:
Insert the governor into the mobile phone charger, power bank, computer USB, etc., plug the fan and plug it into the governor! Or use Micro USB 5.0V to supply power.
For two-speed fans, please put the fan in one gear, otherwise you may not be able to adjust the speed!