The neck fan is designed as a headphone shape, the earpads were designed as fans with three fan blades.

If you met some problem as below, hope these suggestion will help you.

Q: What the usage environment would be better?
A: The cooling plate only let you regional hypothermia, when your whole body at the hot environment, so the neck fan can not let you cooling, so if you were work at the hot environment, this neck fan can not meet your need.

Q: What size of neck is suitable?
A: The max width of the neck band is 9.5cm

Q: Why the fan can not stay on?
A: Full charged the fan before firstly using, and long press "down button" 3 seconds to turn on the fan, if the fan still have not work after full charged, please ask for help to seller.

Q: Why only the right/left fan work?
A: If your fans only the right/left fan work, please ask for help to the seller.

Q: LED Display
A: Blue LED light is working or ready to work and full charged, red LED light is charging.

Item Specs
Material: skin-friendly silicone
Color: Black/White
Voltage: 5V
Temperature reduction range: 6-9°
Working Current: 1A
USB Interface: 5V/2A

Battery Capacity: 2*1800mAh
Charging time: 1.8 Hours

LED Display of Battery Capacity --
Blue LED: 100-70%
Blue and red LED flashing : 70-20%
Red LED: below 20%, need charging

Working time:
1 Level wind speed: 18hours
2 Level wind speed: 12hours
3 Level wind speed: 8hours
1 Level wind speed with cooling chip: 3hours
2 Level wind speed with cooling chip: 2hours 35mins
3 Level wind speed with cooling chip: 3hours 10mins

Item: 20cm*18.2cm*6cm/7.87*7.17*2.36in
Weight: 310g/0.68lb

Package Included
1 * Neck Fan
1 * USB Cable