Xiaomi Mi 4 Smart Air Purifier

• Xiaomi Mi 4 smart air purifier comes with filter, power cord, and instruction book, helps promote air quality • Xiaomi 4 smart air purifier provides you one year warranty • The 4 smart air purifier provides 99.97 % filtration efficiency High-precision Sensors: PM 2.5 & PM 10 sensors to detect air pollutants • Mi air purifier is suitable for 48㎡ room • Xiaomi smart air purifier incorporates OLED touch screen for ease of use • The air purifier ensures quiet operation with noise levels as low as 33.7dB, which is comparable to whispering Negative Ion: • Xiaomi 4 air purifier supports voice control and works with Google Assistant and Alexa