Details of Aurora Air Conditioner Mask:

1.High 99.9% filter effect with H13 material offer best protection.
2.Continuous 500hours working by each filter element
3.Contains KN95 mask with 5 layers protection:
 1pcs outer non-woven fabric, 1pcs inner electrostatic adsorption cotton, 
 2pcs inner melt-blown cloth and 1pcs inside fine non-woven fabric
4.Keep air flow on mouth and nose, avoid stuffiness, suitable for longtime use
5.Optionally tie to arms,waist and head.
6.Large battery capacity, longer working time
7.Filer effect: AM99≥N95≥Medical surgical masks≥Medical normal masks≥Anti dust masks
8.Comfortable level: AM99≥Medical surgical masks≥Medical normal masks≥Anti dust masks≥N95
9.Class I Medical Production License Factory