This USB air purifier is an essential for any bedroom, office, or dorm room, effectively clean air pollutants, pet dander, pollen, smoke, and house odor. With three adjustable wind speeds, it provides gentle, refreshing, or powerful purification to meet different needs. The type-c interface allows for versatile power options, connecting to adapters, power banks, or laptops, perfect for small rooms and travel. Features -Noise level: Below 36dB -Air purifier air volumes: 51-150 cubic meters/hour -Power supply: USB -Applicable area: 41square meters (inclusive) - 60square meters (inclusive) -Rated power: 5W -Air volumes level: Adjustable from 1 to 3 levels -Color:White -Material:ABS -Size:25.50X13.50X13.50cm/10.02X5.31X5.31in -Space saving design: this small air purifier is ideal for compact spaces like dorm rooms, bedrooms, and offices, ensuring clean air without taking up much space -Powerful filtration: the air purifier filter captures smoke, and allergens, making it a reliable air purifier for pets and a healthier living environment -Usb powered versatility: the USB air purifier can be powered by laptops, power banks, or adapters, making it a convenient air purifier for dorm and travel use -Adjustable fan settings: with three fan speed options, this air purifier for smoke adapts to your needs, providing optimal air purification for any situation -Wide air intake: the large air intake design ensures efficient, suitable for office, bedroom, living room, kitchen and other small areas Package list: 1 x Air purifier 1 x USB cable