Atlas Ionic Ozone Air Purifier With Washable HEPA Filter and Remote Control This machine has been beautifully constructed with High Quality laminated wood cabinetry. This Atlas Air Purifier utilizes a 7 Stage Air Purification process and has a washable HEPA filter which can be washed and reused. With the use of the remote control you can control the filter functions or the options. The air purifier is very compact yet powerful, It can provide up to 3500 SQ FT of clean air. Inside you will find 6 stages of air purification - Anion and UV Lights for organic contaminants, a photo catalytic filter as well as a medical grade HEPA filter to capture or decompose larger particles, and a negative ion generator with an output of 11.3 trillion ions per second for dust, allergen, and bacteria removal. Breathe easy, live comfortably with an Atlas 303CHO. Features 7 Stages of air purification process 3 Ozone plates Four Speed fan Compact yet powerful Room size selection five level adjustable purifier Manual control and Remote control Digital clock Digital Timer function Safety switch (disable unit unless filters are properly installed) Attractive black color or wooden grain finish Washable and replaceable pre-filter Washable and replaceable Hospital Grade HEPA filter Washable and replaceable photo catalytic filter Long lasting UV light and Anion Light Low energy consumption, low maintenance Stainless steel construction No chemicals and no residual contamination. Coverage area - 3, 500 Sq. Ft. Specifications Functions - Negative ion , Adapter Voltage Input - 110-220v Ac, 3 pcs of ozone plate, UV light , Catalyst filter , HEPA filter , Activated carbon filter, Prefilter. Applicable Areas - ouseholds, bedroom, garage, bathroom, closet, car, hotel, hospital, restaurant, schools and entertainment areas, etc. Electrical Input voltage - 110-120V/220-240V, 50HZ/60HZ Ozone quantity Low grade - 50mg/H; high grade - 750mg/H Wind quantity 150 CFM