HVAC Replacement module Operation 12VDC, 1 Watt Easy installation, No lamp to replace, Minimum maintenance Plasma in generator Encapsulated element Performance: Ion density: 2.1 billion ions/cc at 1.9 cm. Ion output: 20 billion ions/second, Particle effectiveness: as small as .01 micron, Coverage: 400 square feet ( *) Purified air flow: 20 feet per minute ( *) ( * Based on HVAC duct CFM design ), Power use: less than 1 watt, 910712, UL, CE pending, Mount: Operation 12 VDC