Mini-Ventilator, wiederaufladbar, leistungsstark, 100 Windstufen, Digitalanzeige, einstellbare Turbofunktion, tragbar, für den Außenbereich

How to use the product: 1. Turn on: double-click the button to turn on the machine; after turning on the machine, it will show 20 wind speeds. 2. Click the button (+) gear, add 20 gears of wind speed at a time. 3. Long press the button (+) gear, you can adjust the wind speed of 1-100 gears at will. 4. Click the button (-), add 20 wind speeds at a time. 5. Long press the button (-) gear, you can arbitrarily reduce the gear 100-1 6. Shut down: double-click the button shutdown 7. Under the state of shutdown, click the button once to check the product power level.