Three-color mixing, digital charging fan, 18650 1200MAH for battery, 300 motor for motor, 199 wind speed. The switch triggers the wind speed at gear 1, then starts the wind speed at gear 50, then triggers the wind speed at gear 100, then starts the wind speed at gear 150, and then triggers the wind speed at gear 199. At the same time, the corresponding gear display is displayed on the display screen, and the fan stops working. The display automatically turns to the power display for about 5 seconds after the fan works normally. During charging, the % number on the display flashes, and the charging number corresponds until it reaches 100%