Tlily - Personal Smart Electric Air Face Mask Fan for , 650MAh Used Cycling,Running, Weeding, Outdoor Sports

[Multiple uses]-- Fashionable dust protecting mask, breathable and comfortable, perfect for Dust,, Smoke, Pollution, Ash, Pollen. Suitable For Running , Cycling , Hiking , Skiing And Other Outdoor Activities. If you work on gardening, Nail Tech, such as cook, carpenter, plasterer , the anti-dust respirator is also a good choice. [Healthy breathing ]-- The electric fan uses a 4-stage suction filter design that allows the entire mask to be filled with fresh air. [Mini Air Purifier]--Built-in 650 mAh lithium polymer battery, which can be by USB, it can last 5-6 hours when fully . It is an air purifier that can be worn on the face, with good purification effect; [Application]It is suitable for KN95 masks or masks with the same thickness as KN95, (Not included Mask), you only need to cut a mouth on the side of the mask to use.Snap design, fast installation/disassembly in 10 seconds, easy to use. [Stylish design& deign]Incorporating fashionable design elements, streamlined shape, ultra-thin