Protection against gases, smells, PM2.5, pollen, second smoke, and pathogens such as viruses and bacteria.
The mask uses filter elements of N95 grade and high-quality polyester, soft silica gel of food grade ensure no exotics and no damage and comfortable wear.
Electric intelligent air purifying technology, produce air with high effectivity and actively deliver fresh air;
HEPA 99.98% strong filtering effect of medical grade.
Fit face in 3D and keep good sealing; It has large space within the mask for air cycling.
Long Battery Life
Built-in 600mA safety Li-battery can work for 4-8 hours. Charging time only needs about 2 hours.