Built-in 1000mAh polymer battery, weighing about 80g, light and not cumbersome, can be used for a long time, with belt buckle, intimate lanyard, can be hung on the neck, buckled on the waist, travel bag to use, free hands, go out easily, three levels of wind power, 45° up and down air supply, take care of every place of stuffy, cool and flexible adjustable
