Hand Free Personal Fan - Portable USB Battery Rechargeable Mini Fan - Headphone Design Wearable Neckband Fan Necklance Fan Cooler Fan with Dual Wind Head for Traveling Outdoor Office Room (White)

Neckband fan satisfactions:
Power Source: 18650-3.7V 1800mAh Battery
Type: Air Cooling Fan
Installation: Neckband, Portable
Material: Plastic, Plastic
Charge Time: 2~3 Hours.
Power (W):4.5
Voltage (V):3.7
Item: neckband mini fan
Dimension: 260x180mm
Fan speed level: Low, Medium, And High

Features:
1, Mute motor super strong wind
2, Wear load and comfortable hands free
3, Fan angle adjusted
4, product lightweight cool and fashionable
5, three wind speed a key switch

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