https://www.sciencetimes.com/articles/27562/20201002/coway-airmega-150-smart-air-purifier.htm
Coway Airmega 150: Compact Smart Air Purifier That Eliminates 99.97% of Airborne Particles
Oct 2, 2020 - Coway Airmega 150 is a shoe box-seize air purifier designed specifically for small spaces but can eliminate 99.97% of airborne particles.
coway airmega 150