Portable Hanging Neck Waist Fan USB Rechargeable Mini 3 Speed Cooling Fans

1. Mini and compact, tailored to the waist, fixed clothespin design, cool breeze and no exposure.
2. Three gear wind adjustment, you can freely choose the right air volume to enjoy more comfortable cooling.
3. Built-in 4000MAH lithium battery, 5A/2V output, can emergency charge mobile devices.

Specification:
Battery capacity: 4000mAh
Charging time: 3-4h
Product size: 109X80X49mm
Shell material: PC+TPU
USB cable length: 30cm