4. The status of starting the fan is as follows: (the output voltage of the fan decreases with the decrease of the battery voltage) ① press the button briefly, the fan starts the first gear, the gear light lights up, and the other two lights are not on.
② press the second button briefly, the fan starts the second gear, the first gear and the second gear lights up, and the third gear lights are not on.
③ press the third button briefly, the fan starts the third gear, and the first, second and third gear lights are on.
④ short press the fourth button, the fan stops working, and the gear light is not on.

After-sales terms

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  factory supply genuine

  the manufacturer's first-hand supply, the company's production cycle is short, and the quality of the goods is guaranteed!

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  About color

  our products are all taken in kind, and the color is professionally proofread, which is the closest to the physical tile, because the color contrast and color temperature of computer monitors are different.

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  About customer service

  if the customer service is busy, you can call 13728744505 for consultation!

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  About after-sales

  we will provide complete after-sales service, including 7-day return and 15-day exchange, authentic guarantee.

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  About shipment

  orders placed before 16:00 on the same day can be sent out on the same day. If you need urgent orders, please contact Customer Service for coordination.