Fashionable dust protecting mask, breathable and comfortable, ideal for Dust, Germs, Allergies, Smoke, Pollution, Ash, Pollen. Suitable For Running , Cycling , Hiking , Skiing And Other Outdoor Activities. If you work on gardening, Nail Tech, craftsman such as cook, carpenter, plasterer ect, the anti-dust respirator is also a good choice. FEATURE: Healthy breathing -- The electric fan uses a 4-stage suction filter design that allows the entire mask to be filled with fresh air. Comfortable fabrics -- High quality adhesive composite sponge fabrics, lightweight material, soft texture, quick drying, breathable and comfortable to wear. Additional nose bridge accessories -- Using a light soft rubber, so you can easily feel comfortable at all times. Washable and replaceable -- The mask can be washed when they get dirty,the mask filter is replaceable,offer cleaner air to protect your mouth,nose and lung. It is comfortable for long periods of time and is easy to clean for day to day wearing. Combination of ergonomics perfectly -- According to human face design,has a protective surface as the face size. Tips: If you wear it 1-3 hours a day, it is recommended to replace the filter once a month. If you use it for less than 1 hour a day, it is recommended to replace the filter every 45 days. Specifications: Weight: 50g (1.76 oz) Rated voltage: 3.7V Rated power: 0.4W Battery capacity: 650MA Mask Perimeter: 20 inches Mask Size(fold): 6 x 5.5 inches Size of fan: 2.9 x 1.4 x 0.5 inches Filtration efficiency:98%(particulate matter above 0.3 micron) Package includes: 1 x Air Purifying Mask 5 x Filters 1 x USB cable 1 x Portable Bag 1 x Manuals
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