AIR PURIFIRT --- The air ion generator can produce generate negative ions, generate negative ions combine with the positive ion dust in the air and sink into the ground, it take good effect to inprove our air envirenment. Compact & Portable --- Easy to use and carry. Plug in the socket and use it. The low loss design can make it work all day. The small design can make it easy for you to take it to travel, it can high efficiency remove the peculiar smell of the hotel room, second-hand smoke, etc. NO CHEMICAL --- No chemical composition, element does not need to be replaced.Effectively improving the air quality and freely breathing fresh air at home. WORK PRINCIPLE --- It& 39;s an ionizer with carbon bristles that purify the air. Intelligent upgrade chip, more power saving and more lasting. WIDE USED --- Suitable for bedrooms, restaurants, kitchens, living rooms and other places.Perfect for pet owners, babies, children, the elderly, or anyone wanting to improve the air quality in their home or hotel room. The perfect holiday, birthday, house-warming gifting choice for parents, adult children, colleagues, and friends. Specification: Material: ABS Size: 50x40x100mm/2x1.6x3.9inch Voltage: AC 100-240V Type: US Plug Package Includes: 1 Piece Air Purifier