Check the listing for details. Airthereal MA10K-PRO SMART WiFi Ozone Generator - High Ozone Output Capacity .... Color: Black, Condition: Open box, Made in United States. Listed at 119.99 USD. The Airthereal MA10K-PRO SMART WiFi Ozone Generator is a high-performing air purifier designed to efficiently improve indoor air quality. With its sleek black design and convenient button control, this model offers reliable filtration technology using replaceable ozone plates. The smart home protocol via Wi-Fi allows for easy operation, while the EPA certification ensures its quality and performance. This ozone generator is perfect for maintaining a clean and healthy environment in your home with its powerful ozone output capacity covering up to 5000 square feet of floor area. Made in the United States, this product is both practical and efficient for improving indoor air quality.