Strengthen the air flow inside the mask to make breathing more comfortable.
A fluctuation switch, is not easy to mistakenly touch.
Lithium battery built-in power supply, the use time is 3 hours.
Type: Mask Fan
|Specification||Battery capacity: 300mAh
Charging time: 1 hour 40 minutes (long red light when charging, light off when full)
Product material: ABS, PCB, battery
|Weight & Size||Product Weight: 24g
Product Size(L x W x H): 73*33*22mm
1 x Mask Fan