Allergens? Covid? Odors? KL-W01 is a wall mounted air purifier for 560 sqft. Employs LED photocatalyst technology to decompose odors, smoke, pollens, COVID, influenza, allergens, mold, toxic odors -acetone, toluene, and acrylic. Free from UV, Ozone, and Ion-based technologies. Washable & Reusable filters. Made in Japan. Tested University of Tokyo. The Noiseless design. This model has an odor sensor and four switching modes Studies: MDPI Journal · Pet Allergens: https://www.mdpi.com/2305-6304/11/8/718 · Covid: https://www.mdpi.com/1999-4915/13/5/942 · Legionella: https://www.mdpi.com/2073-4344/12/8/856 · Reduction of Internal Infections: https://pubmed.ncbi.nlm.nih.gov/40087353/ Dimensions: W17.36 x H17.16 x D3.27in, 6.6 lbs. - MAIN UNIT ONLY. UL Certified. Carb Certified. Warranty (US only):1 year labor,2 year parts *Up to 560sqft *EPA EST No.103656-JPN-1 [About Kaltech] https://drive.google.com/drive/folders/1l1lb6JYt5SF8RIjJ9-ng_V2YGt2ovsvJ?usp=drive_link