4-speed adjustment（It is recommended to use an adapter to connect to the 4th gear）
1. Short press the button on the back of the fan to adjust the low/medium/high wind speed; 2. Long press the button to enter the super wind speed (4th gear). 3. The best output working current of the 4th gear of super strong wind is 2A current, otherwise the wind is very small, and the wind speed is even lower than the low gear. It is recommended to open the 4th gear to use the adapter.
Super Quiet
Desk fans have good noise handling capabilities. Although the wind speed of the desk fan is high, it is very quiet, and the noise is less than 50dB even in the case of strong wind. It’s a quiet friend for work and sleep, perfect for your desk, office bedroom.
USB powered
No battery included, compatible with computers, laptops, power banks, and any other USB-enabled power supply and adpter.
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