Dual power:Special horizontal dual motors design,central motor generates inner air circulation,circular motor speeds air turbulence.Purification efficiency is three times than normal. PM 2.5 monitoring in real time:Monitor the PM2.5 automatically and adjust the working mode. Intelligent cloud:Assembled with IOT,controlled by APP at any time and place. 4D purification:4D purification function,no corner and space are missed. Annular filters design:Innovative annular multiple filters design. GE optical sensor:High technology optical sensor with LED indicator shows the quality of the air in real time,Green:Good;Blue:Normal;Red:Bad. Medical UV lamp:UV for sterilization,plus the photocatalyst to decompose the formaldehyde and ect effectively. Different modes available:Timing setting,air speed setting,and working mode setting. 6*layers filters:Prefiltration+Hepa+Active carbon filter+GE optical sensor+UV+Negative ion.