This new design of Portable neck fan is designed to free your hands from holding a hand fan while doing your outdoor or indoor activities. And is light weight.
Is USB Rechargeable. Can be used while travelling, trekking, mountain climbing, Ride a bike, Shooting, Fishing and in the office.
Type: Mini neck double fans
Battery: Lithium battery 3.7v 1200mah
Power consumption: 0.3W-1.2w
Charge input: DC5V 1A