[Technological breakthrough] the ability to launch up to 20 million negative ions per second, the purifier works 2 hours, rest 10 minutes, the release of negative ions more scientific. [Small size, very practical] Don't let the mini size fool you. Capable of delivering up to 10 times as many negative ions to a 5x, 500 square foot area, take advantage of our advanced technology and take a relaxing breath. [Easy to use and economical] Simply plug in and it works instantly, with a low-loss design that allows it to work all day (about 1 watt of power). This product prevents you from replacing expensive accessories (no need to replace the filter chip). [Powerful purification function] Our air purifier has a fast and super purifying function that relieves congestion, is chemical-free and cleans the air. Helps keep the air fresh and clean. [Applicable scenes] hallway, bedroom, bathroom, living room, stairs and other spaces. Let you enjoy a forest-like feeling anytime and anywhere. Plug-in Air Purifier,Mini Portable Air Purifier for Home & More Suitable for Bedrooms, Toilets, Living Room,bathrooms,closets,hotel,pet room