USB fan governor, wind speed, air volume regulator, heat dissipation, mute, multi-level office, dormitory, bedside module

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USB Fan Governor Wind Speed Air Volume Regulator Heat Dissipation Mute Multi-position Office Dormitory Bedside Mini

module Highlights:

USB fan air volume regulator!

Strong wind weak wind free adjustment!

USB fan without governor!

fan speed principle:

The USB fan without adjustable air is a 5-volt direct supply fan motor, while the two-gear fan has a booster circuit board inside. When it is placed in the second gear, the booster board will raise the 5-volt USB and then connect it to the motor, and the air volume will be large!

The output voltage range of the stepless governor changes smoothly between 2.5 volts and 8.0 volts, and the air volume is set arbitrarily! And the scope is wider! Turn the knob clockwise to increase the air volume, counterclockwise to reduce the air volume, and the knob with switch function!

1. function description:

For very common 5.0V USB fans on the market

2. method of use:

The governor male head can be inserted into the mobile phone charger, charging treasure, computer USB, etc., and the fan plug can be inserted into the governor female head! Oruse Micro USB 5.0V power supply.

3. power supply range: DC 4~12V

4. output range: DC 2.5~8.0V

5. power rating: 5W! (Do not use overload)

6. notes:

When it is used to adjust the fan in two gears, please put the fan in the first gear, otherwise the speed may not be adjusted!