N95 safety mask KZ-01

cottondisposable

* Wearable Air Purifier Agcen PM2.5 AIR PURIFIER MASK 680mAh USB Chargeable Quiet Air Purifier Masks for PM2,5,Smoke,Allergies6 hours working time COMFORT: Built-in 680mAh rechargeable battery, high-quality motor and 3-speed mode, free to adjust wind speed according to lung capacity, not suffocating. ERGONOMIC DESIGN: food grade silicone, 3D fit face, soft, no smell suitable for outdoor riding, running and other sports. N95 GRADE: Four-layer filtered electrostatic cotton filter has the advantages of high gas permeability, high efficiency, energy saving and high antibacterial, Suitable for PM2, 5 particles of dust, smoke, formaldehyde, TVOC, benzene, etc. ENVIRONMENTAL PROTECTION: The filter is replaceable, the filter will last for at lest one week*, more environmental friendly compared to traditional disposable masks. * In the environment PM2.5 at 200ug/m3 High compatibility Battery Built-in 680mAh Rechargeable Lithium-ion Polymer Battery 1.5 to 2 hours prompt charging Single last time 6 hours Suitable for working environment: -20°C to 50°C Outdoor, running, dust protection, interior decoration, construction site, grinding workshop, etc