1. Sen breathes quietly enjoys coolness as quiet as the natural wind, using a brushless motor, the light sound runs gently forcefully, the first wind speed is only about 40 decibels, which is as quiet as whispering in the ear; Convenient USB charging, can be connected to power plugs, charging treasures, computers other equipment, giving you unlimited experience. 2. Instructions for use: press the key to start the machine (1st gear), after starting the machine, press the wind to increase it by one gear. There are four gears in total, then click Shut Down. Table lamp mode: press it twice quickly to turn on the long press switch to adjust the brightness. 3. Four-speed wind adjustment can drive away the sultry heat cool instantly, the shift position can be changed by the button, which can be controlled by one button, adjusted as needed, the wind will follow the heart.4. Circulating air balances the room temperature of the whole house, which accelerates the air flow, balances the room temperature to avoid local supercooling to improve the refrigeration efficiency, saving electricity being comfortable. 5.180 freely adjustable vertical turnover, br-new upgraded design, 180 different angles of air supply for upper lower hem, covering more space; 3D intelligent head-shaking circulating air supply has no dead angle, the circulating fan is blown upward to form a continuous prestige in the room, so that the air in the house can flow continuously the collision feeling caused by direct blowing can be avoided.