USB Fan speed Controller Governor DC Regulator 4V-12V 5W Micro USB
The non-adjustable fan is a 5V direct fan motor,while the two-stall fan is the interior has a step-up circuit board,when placed in the second gear,the boost plate will be USB 5V up after the motor,the air volume is big!
You can adjust the wind power at will.
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!
Suitable for multiple power supplies such as computer, power bank and etc.
Turn the knob clockwise to increase the speed and air volume, counterclockwise to reduce the air volume, and the knob with switch function!
Suitable for common 5V USB fan in market.
Input Voltage: DC4 to 12V
Output Voltage: DC 2.5 to 8.0
Rated Power: 5W
PackageList:
1 x Speed Controller