The Uvlizer Home Disinfection Tower Device UV Light Sanitizer - UV0254 is a portable air purifier that covers up to 250 sq ft. It features a timer control of 30 minutes, remote control, and quiet operation. The unit uses ozone and UV light (sterilizer) filtration technology to capture allergens, fungal spores, dust, odors, bacteria, and mold. It has a manufacturer warranty of 1 year and a filter life of 5000 hours. The tower device is suitable for any room and has a matte black finish. The Uvlizer Home Disinfection Tower Device UV Light Sanitizer - UV0254 weighs 1 lb and has a power of 38w.