SunO2 Electric Smart Anti Pollution Mask, with Military Grade Protection / Anti Smoke, Exhaust Gas, Dust, Pollen Allergens / Running, Walking, Cycling， and other Outdoor Activities (White (2 Pack))

الوصف

Feature: 1,Electric intelligent fan, automatically change the wind 2,High speed mute vortex fan,automatic ventilation 3,The battery life when fully charged: 4-6 hours 4,Average life of this fan：3-5 Years 5,The filter is replaceable, energy conservation and environmental protection Core Technology: Four - layer composite and high-efficiency filter screen  Using four layers of nano HEPA filter for the material, PM2.5 filtration efficiency is over 98%, can efficiently filter dust particles more than 0.3 microns, better breathing fresh air.   The first layer: sterilization paper. filtering large particles of air impurities, such as hair dander, bacteria, large particles of pollutants.   The second layer: activated carbon. filter odor molecules in the air, such as formaldehyde, ammonia benzene and other harmful substances.   The third layer: HEPA filter. It is recognized as PM2.5 filter, which can effectively filter the pollen, haze, dust and other harmful substances.   The fourth layer: non-woven filter paper. play a protective role. How to use A key switch button，easy to operate: 1,Press the first: To turn on, 2,Press the second: To turn up the air speed, 3,Press the third: Power off Package list 2x Electric mask 2x Filter chip 2x Silicone stripe 2x Buckle 4x Fastening for suspender 2x MINIUSB 2x Dustproof bag 2x instruction book 2x Certificate of conformity