Alpine Air Adjustable 5000-10000 mg/h Double O3 Commercial Ozone Generator Industrial Air Purifier, Ionizer & Deodorizer Ozone Machine for Home, Car, Smoke, hotels, Farms and PetsAdjustable High(10,000mg) & Low(5,000mg) Output- The ONLY machine in market thats adjustable (with 2 ozone module inside).Patent Pending Quick Ozone Change Adaptor- Easy to clean ozone module without opening the machine.Trusted Brand- Over 10+ Years of Sales & Service. Buy with confidence.Powder Coated Exterior- Industrial powder coating for extra durability and usage.Extra Large & Extra Heavy Duty Design- 2x Ozone Module, Larger Unit with Larger Handle, and Extra Heavy-duty performance.