BROAD AirPro Rechargeable Electric Mask with HEPA Filter

H13 high efficiency HEPA filter, 99.9% PM2.5 filter. The filter should be replaced every 500 hours (about 2 months of an 8-hour shipment).

Unique powerful ventilation system, air conditioning assistance: an axial flow fan works at 1650 rpm, and a passage of the volume of clean air through the filter can be adjusted. Innovative honeycomb lid, intact air reinforced in three dimensions, and the spiral design of the air duct makes the air more fluid.

Three-speed adjustable control: high level 2.35 CFM for physical laboratories and sports, medium level 1.77 CFM and low level 1.18 CFM for daily use. A continuous stream of fresh air is sent to the mask, allowing you to enjoy the finesse in typical masks.

Three-dimensional mask, fits comfortably: three-dimensional non-woven comfortable mask, the outer contour fits tightly to the face, prevents outside air from entering and makes every breath clean and fresh. Adjustable nose clips.