USB Mini adjustable Speed Fan Module Air Speed and Air Volume Governor Computer Cooling Mute Multi-gear (3)

Description

• Input voltage: DC4V-12V.
• Output voltage: DC2.5V- 7.5V.
• Rated power: 5W (do not overload).
• Product features: USB fan air volume regulation, stepless speed regulation, weak wind and strong wind arbitrary adjustment.
• suitable for 5V l JSB fans

USB mini adjustable speed fan governor module, refers to the governor plugged into the 5V USB interface can be used (mobile phone charger portable battery (JSB interface, computer (JSB interface are applicable), suitable for all 5V l JSB fans on the market, and can be installed on the laptop radiator fan.

Product parameters:
1. Input voltage: DC4V-12V.
2. Output voltage: DC2.5V- 7.5V.
3. Rated power: 5W (do not overload).
4. Product features: USB fan air volume regulation, stepless speed regulation, weak wind and strong wind arbitrary adjustment.

Principle of speed regulation:
The non-adjustable USB fan is a 5V direct power supply motor, while the two-position fan has an internal booster circuit board. When it is placed in the second gear, the booster board will raise the 5V of the USB and then connect the motor, and the air volume will be large. The output voltage of the electrodeless governor varies from 2.5v to 7.5V, and the air volume is set arbitrarily, and the range is wide. The clockwise knob can increase the wind speed, while the counterclockwise knob can reduce the wind speed.
Note: when used for the second gear regulating fan, please put the fan in the first gear, otherwise it may not be able to adjust speed.
Packaging: 1pc USB mini adjustable speed fan module

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