Slaen is au ultra-compact, modular intelligent plasma purification device that can be easily applied to HVAC systems, home appliances, and Iot products. It reduces power comsuption by over 30% compared to conventional plasma devices and requires no consumable replacements, unlike UV, HEPA systems, minimizing maintenance needs. The device can be directly attached to existing equipment and ducts to efficiently manage indoor air quality, and its technological excellence has been recognized through eparticipation at CES and awards at invention exhibitions in Malaysia and Korea.