UVPhotoMax Advanced Oxidation Household Air Purification System, Whole House UV Air Treatment System, 1-12" Dual Spectrum UVC Fixed Lamp System, 24 VAC 40 VA. w/ Multi-Tap Transformer to Adapt to All Voltages 120-240, and UV Lamp Monitor w/Patented Adjustable Advanced Oxidation to Reduce Odors and Microorganisms, Dims:7"H X 16"W X 9-1/2"L, Weight:8 Lbs, In Mfg Box, Made in USA.