Household Portable Desktop Large Wind Power Small Range Hood

Product information:
Power type: USB
Color: charging beige 2 pieces filter cotton, charging gray blue 2 pieces filter cotton, charging Purple 2 pieces filter cotton, charging beige 12 pieces filter cotton, charging gray blue 12 pieces filter cotton, rechargeable purple 12 pieces filter cotton,
Power supply mode: lithium battery
Rated Power: 5
Operation mode: Mechanical
Rated Voltage: 3.7
Rated frequency: 5