[Features] ● 600 CMH high air volume，energy-efficient. ●According to TAF laboratory test report, the removal rate of PM2.5 is over 99% rather than the removal rate of filter screen. ● Dual purpose of ventilation system, it is not only air purifier but also the best equipment which can draw in fresh air. ● Be equipment with bluetooth which can made of IOT, and it is available for Cloud platform if more than one. ● Display curl consumption. ● Prompt :Replacement of filters screen in Chinese ● With remote control, switch automatic or manual and wind-speed. ● Optional sensor. ● Optional window fittings, quick－install in 3 minutes. ● Snap-fit design, quick－install extension tube and window fittings. ● With scheduling automatic start-stop. ●Optional UV germicidal lamp ●One sensor can control up to 4 G6