What stands out 380 m³/h PM CADR delivers 6330 liters of purified air per minuteIntegrated 360° cylindrical High Efficiency FilterHigh-precision laser PM sensor sensitively detects even slight pollutionAPP+AI smart voice controlOLED touch screen displayA4 paper sized footprint - Space saving and natural feelingQuiet and energy saving 24 hours a day The detailsMi Air Purifier 3H is a classic upgrade – being redesigned with the entire air duct system to increase the air purifier’s PM CADR by 22%* to 380 m³/h which means it can deliver 6330 liters of purified air per minute! It’s equipped with a 3-layer integrated 360° cylindrical High Efficiency Filter which effectively removes PM2.5 formaldehyde and other harmful substances.The air purifier comes with an in-built high-precision laser PM sensor that detects microscopic particulates and reports changes in room air quality in real time. In auto mode the purifier adjusts proactively for better cleaning. You can just simply turn it on sit back and enjoy the clean pure air.Mi Air Purifier 3H is compatible with Google Assistant and Alexa. Together with wifi app control you can take control of your indoor air quality whenever wherever you prefer. With the Mi Home app you can use your phone to keep track of your home’s air in real-time or control the air purifier remotely and set turn-on and turn-off times. You can also use the Favorite mode for highly efficient cleaning specifically geared for your space.It’s not only very easy to operate with smart control functions but also with the OLED touch screen display. Simply tap the keys on the OLED display to work the purifier and the reported info is viewable at a glance. Room air quality data the purifier’s operational status etc. are all displayed clearly. Additionally the tri-colored light ring quickly tells you the quality of the air in the room!Moreover the classic super-simple design with a footprint smaller than a sheet of A4 paper allows the device to fit nicely next to your sofa or under a window sill to become a natural part of your home. It’s also very quiet and energy saving too! In sleep mode the noise level is as low as 32dB(A). The high-efficiency direct-current brushless motor draws only 38 W of power. When running 24 hours a day it uses up to 1 kWh of power each day even less than an energy-saving light bulb! . Essential info Dimensions 240 x 240 x520 mmWeight 4.8 kgMax Noise level 33~64 dBEffective Area 26~45 ‡uRated Voltage AC100-240V~Rated Frequency 50/60HzRated Power 38WCADR ( Particles) 380 m³/hCADR ( Formaldehyde) 60 m³/h0.3μm Particle Removal 99.97 %Filter Lifetime 6~12 monthPower Cord Length 1.5mWiFi Connectivity IEEE 802.8 b/g/n 2.4GHz More info Three-layer filter effectively removes PM2.5 formaldehyde and other harmful substancesThe newly designed pressurized air duct and the air grille form an even more efficient airflow path considerably boosting the purifier\'s performance.Rear-tilting centrifugal fan + Customized brushless motor - A powerful combination that outputs massive amounts of airPressurized air duct - Polished inner wall for lower air resistanceLarge air outlet grille - Fast even airflowAir quality at a glance and easy to use even at night thanks to OLED touch screen displayLasting performance with easy change cartridge filtersCompatible with many types of Mi air purifier filters What\'s in the box? Mi Air Purifier 3H x 1High Efficiency Filter x 1User Manual x 1Power Cord x 1 . View User Manual .