High-speed motor, 100 gears of strong wind, plus or minus gear wind control, 1~30 gears for rapid heat dissipation, 30~70 gears for rapid antiperspirant, 70~100 gears for ultra-fast cooling Ultra-large capacity battery, improved performance, longer power output, 100% longer battery life, tape-c fast charging interface, two hours of charging, cool all day 12m/s ultra-high wind speed, cool only when the wind is strong Safe air inlet, no harm to hands Meet various scenarios, portable, can be installed anywhere you want, small body, large air volume Product Name: 100-Speed Turbo Fan Fan Input: 5V2A Battery Capacity: 4000mah Wind Speed: 100 Wind Speed: 12m/S Battery Type: Lithium Battery Colour:D:Black+Green Material:ABS+electronic components Package Contents: 1 x Turbo Fan 1 x Data Cable 1 x Chinese and English instruction manual Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.