Breathe Freely! Positive air supply, say goodbye to suffocating feelings. Being the most comfortable person with a Aurora Portable Air Purifier. Supplied fresh air respirator system is equipped with portable power sources mainly overcome the problems of big air intaking resistance, difficulties in breathing, and so on. Unique electronic ventilation design system, to keep the fresh air flowing through your nose and mouth, suitable for long time use. ?More air volume?, smooth breathingSuitable for cycling, climbing, running, outdoor sports, traveling or use on working days,Also suitable for car air purifier ?Easy to wear? The mini purifier can be trouser pocket, etc.Unique electronic ventilation design system, to keep the fresh air flowing through your nose and mouth, suitable for long time use. ?Battery life? adjustable wind speed, can be used for 8-10 hours with full charge, larger battery capacity, longer working time. ?Filter replacement time?Continuous 500hours working by each filter element. ?Guaranteed after sale? You can contact us at any time if there are any problems in the use process after you purchase this product, we will serve you for free. Brand New! - Eliminate bacterial viruses and prevent diseases. - Imported Japan H13 HEPA. PM2.5 Filter effect reaches 99.95%. - Unique Ventilation design system to keep fresh air flowing. - Longer lifespan, safer use, cost-effective. - Rechargeable Battery. This Includes: 2 Portable Air filter rechargeable. 1 Charger USB Cable. 2 Masks KN95 2 Connectors 2 Soft tube 1 Sling 1 Elastic Belt