Air touch u2 real time pm2. 5 level display cadr as high as 650 m /h with coverage area of No more than 1007. 5 square feet advanced filtration system with 5 air changes per hour pre, Filter, Anti, Bacterial filter & high grade h13 hepa filter cold catalyst & activated carbon filter equipped with uv led and ionizer to help kill harmful bacteria equipped with humidifier to maintain ideal moisture stages within the ambient air wi, Fi function enabled with honeywell air touch app silent operation with noise level of 59db/a at an accelerated pace 8 air purifying speeds along with auto mode child lock button sleep mode with 1, 12 hour automatic shut, Off timer equipped featuring wireless control for convenient use filter reset indicator filter life of up to 3000 hours or 1 year 1 year on, Site warranty power consumption 85 w power voltage 220, 240v/50~60hz