Wearable Air Purifier Mask, H13 Grade HEPA Filter, Each, AIRPROM

• H13 grade HEPA filter
• Remove up to 99.979% of fine dust of 0.3?m
• Ergonomically designed face silicone attached

A high-performance fan motor is installed inside, so that purified air from the outside flows in continuously, allowing for comfortable breathing without clogging. The controller configured together controls the power supply and air inflow of the product, and the air inflow can be adjusted in three stages of weak, medium, and strong, allowing you to select an appropriate flow rate according to the user's preference or environment.