The UV247 Germicidal UV Light Kit by Fresh-Aire UV is a 24V plug-in unit designed for residential HVAC systems. It features quiet operation and comes with a 1-year manufacturer warranty. This UV light kit utilizes filtration technology to sterilize the air, providing cleaner and healthier indoor air quality. With its wired design and compact model UV 24, this air purifier is a reliable solution for maintaining a safe and efficient environment in your home.