330 Millimetres

★4-LAYER FILTERS -Aiibot air purifier replaceable HEPA filter is composed of pre-filter, true HEPA filter, activated carbon filter, and a cold catalyst filter. It perfectly eliminates 99.97% pets dander, and cigarette odors and many other air pollutant particles as small as 0.3 microns. Good choice for smokers, babies, pet owners, and allergic families.
★PM2.5 AIR QUALITY MONITOR -New 2020 model air cleaner has four different colors monitor to show the air quality in real-time. According to different air condition, you can choose 4 different fan speeds and modes to improve your home or your bedroom air environment at once with no harmful ozone. (Auto mode can adjust speed based on the air quality automatically, which saves your precious time and bring convenience.)
★QUIET SLEEPING MODE & SMART TIMER -Air Purifier has 20dB ultra-silent working noise and will not disturb your sweet dream the whole night. Perfectly suited for families with kids. Timer function helps you preset air filter’s work time for 24 hours. Don’t worry about the plug safety when you are not at home anymore.