A Perfect Summer Gift For Family And Friends In the hot summer, there is no better gift than giving such a cool, portable fan as a present.As we know,it is inconvenient to carry a fan when going out. then portable hands-free fan is your best choice. Size: 290*190mm Weight: 168g Battery Model: 18650 - 2000mA Fan speed level: Low, Medium, And High Charging Time: 2~3H Working Time: 4H - 12H Tips before use: 1) You’d better tie up your hair before use the mini personal fan. 2) Recharge the fan when it cannot reach the 3rd speed or cannot be turned off. How to use: 1)You’d better charge before use it at the first time. 2)Hanging around your neck and long press button to on/off 3)Press button repeatedly to change the wind speed Low/Medium/High Suitable for Any Occasion: Due to the portability of this neck fan，it can be used in any occasion you want, for personal cooling, camping, outdoor event, trips, office, church, hot flashes. Even when you travel, you can bring it to the plane, train, etc.