Meet the Coway Airmega 200M. Compact, yet designed by the team who brought you the original Coway Airmega series. This four-stage filtration air purifier combines a pre-filter, an odor filter, a true HEPA filter, and a bipolar ionizer reduce contaminants in the air. The Coway Airmega 200 includes an updated control panel for ease of use, filter change indicator, energy-saving eco-mode, automatic speed control based on particles in the air and an intuitive air quality indicator with a light that can be turned on or off. The Coway Airmega 200 is perfect for a bedroom, cleaning and maintaining pure air in up to 361 square feet.