Upgraded Home Air IonizerThe air ionizer has home negative ion function and deodorization function. No Filter RequiredThe air freshener adopts upgraded negative ion technology, which releases negative ions into the air and then attaches floating dust, dander, pollen, etc. to the floor. No need to spend time and money to replace filters. Plug-in portable air purifierSimply plug this purifier into any standard socket in your home, covering an area of ??800-1200 square feet. It can work in any area of ??your home, including the kitchen, bedroom, bathroom, etc. It will help you improvethe air quality at home. Quiet OperationWithout noisy fans or motors, you can enjoy fresh air and sleep safely. Low Power ConsumptionThis air purifier has a smart chip, low power consumption, safer and more energy-efficient. It is a perfect gift for family and friends.