Features: 1.Highly Efficient: 3 stage High Efficiency Particulate Air filter with high efficiency activated carbon, built in negative ion generator, powerful enough to provide up to 80CFM purified air, effectively improve air quality. 2.Touch Control, Timer: This air purifier is touch screen button, easy to operate, with timer function, you can choose 30 minutes, 1 hour, 2 hours, 3 hours, 5 hours according to your needs. 3.Low Noise: The noise level of this air purifier is less than 30 decibels, which won't affect your work or study, and it won't even disturb you when you are sleeping, it's perfect for bedrooms, offices, small spaces and so on. 4.with High Efficiency Particulate Filter: The High Efficiency Particulate filter captures particles in the air, including pet dander, dust, pollen, odor etc. Effectively improving indoor air quality. 5.Lightweight and Portable: The mini purifier is small and lightweight, and you can carry it everywhere. specification:Item Type: Small Air Purifier Material: ABS Size: Approx. 14.7x14.7x10.7cm / 5.8x5.8x4.2in Use: Perfect for Pet Owners, Babies, Children and the Elderly, Effectively Improve Air Quality, Perfect for Bedrooms, Offices, Small Spaces, Etc. PackageList: 1 x Air Purifier (Built In Filter) 1 x Instruction Manual 1 x Screwdriver NoteManual measurement has an error of 0.1~0.2cm/0.04?0.08in.