The triple filter can purify the air, and the air purification efficiency is as high as 94.9%, let you breathe clean air.
Active air supply makes your breathing smooth.
The 3D three-dimensional design makes the mask fit the face more comfortably.
Made of PP safe material, it can be used safely by pregnant women and children.
6 hours of Battery Life
Built-in waterproof polymer lithium-ion battery, it can be used for more than 6 hours at a time.