MCM design, quiet operation, cool display and coloured LEDs, thoughtfully designed for quiet, dim operation at night (pleasant white noise). My only question is the accuracy of the TVOC sensor, seems to have no relation to what our airthings monitor shows, but nevertheless jumps up as it should when we cook.
https://www.amazon.com/BISSELL-Purifier-Efficiency-Filters-Allergies/dp/B07XTX5RJJ

