Compared with the Xiaomi Smart Mi Air Purifier, this Original Xiaomi Smart Air Purifier 2S is improved with ultra-clear OLED Digital Display, where displays the real-time PM 2.5 index, temperature, humidity, WiFi link and working mode, allowing you to monitor the air quality of your home clearly. 

Main Features:

• OLED Digital Display
• Clear OLED screen displays the real-time PM 2.5 index, temperature, humidity, WiFi link and working mode, which enables you to monitor the air quality of your home easily
• Ultimate Triple-layered Filter
• 360-degrees barrel filter for Xiaomi Air Purifier 
• Integrated early effect, three layers of activated carbon filter
• The 3-layered filter removes 99.99 percent of PM2.5 particles 
• Filter replacement is very convenient when it needs to change it will remind automatically
• The suggestion of filter replacement cycle is three to six months
• Smartphone App Control
• You can monitor your house air quality easily through the smartphone Mi Home App, and it will provide you with more healthy suggestions to fill your home with clean and pure air 
• With light sensor, the display brightness can be adjusted to dim automatically according to the environmental light change
• Working modes: favorite mode, sleeping mode, automatic mode
• Compact design, do excellent purifying job
• Low noise, low power consumption, more energy-saving

Specifications:
Brand : Xiaomi
Model: AC-M4-AA
Purification capacity: 310 cubic meters per hour
Purification area: 21 - 37sq.m
Rated power: 29W
Standby power: 2W
Rated input: AC 100 - 240V
Rated output: DC 24V
Rated frequency: 50 / 60Hz
Product dimension: 24 x 24 x 52cm
Weight: 4.5kg ( filter included )

Warranty : 6 months

Package Contents:
1 x Air Purifier
1 x Filter
1 x Power Cord