Built in battery: battery model: 18650 lithium battery
Battery voltage: 3.7V
Input and output: 5v/0.8-1a Max
Battery life: 6-8h
Noise: below 36dB
Function: LED digital display
1: The power key of a single machine can freely switch between 1-3 gears of wind power, and the wind power gear is preferentially displayed after the power key of a single machine bit, and switch to power after 2 seconds, when the power is less than 10%.
2: The sign on the display will appear and flash, indicating that the power is about to be exhausted. Please charge as soon as possible. When charging, Signs will flash to indicate that charging is in progress. Charge for 3 hours, use for 6-10 hours
1 * host fan
1 * charging line
1 * instructions
1 * packing box
1.If you choose to ship from China, we ship by the AliExpress Standard Shipping; if you choose to ship from overseas warehouses, we will ship by the local logistics delivery. 2.Your order is generally shipped within 24h, please kindly be more patient to wait. 3.Anything please feel free to let me know,we will solve it for you as soon as possible.
1. If you have any questions, please feel free to contact us. And we will reply in 24 hours except weekends. 2. If any problems comes to you, please don't worry. You can contact us first. We promise we will try everything possible to help you. 3. Please pay attention to the time difference between us. We work in China.
1.Your confirmation will be highly appreciated after receiving the items. Once you have received the product, hope you could leave us a positive feedback(4 or 5 stars). 2.BEFORE you leaving the negative feedback. PLEASE contact us at first, and we can help you solve the problem. 3.We strive to do better and make you feel satisfied!