1. Compatibility: This soda maker adapter is compatible with the Jet and Aua Fizz soda machine series, allowing the use of a standard CGA320 large CO2 tank in most soda machines. Not compatible with Electronic One Touch/Terra/Duo/Art soda machine. 2. CostSaving: This product enables users to connect their soda machine to a larger CGA320 CO2 tank, saving them money on refill costs by utilizing 5lb, 20lb, or 50lb commercial CO2 tanks. 3. HighQuality Hose: The DN3 6mm Microbore Hose is 5ft (1.5 meters) long, made of highpressure, very soft, and foodgrade materials with no odor. 4. International Compatibility: This soda water accessory is suitable for use with CGA320 valves of CO2 tanks in various countries, including the , Canada, Brazil, Colombia, and the Philippines. However, users should check their CO2 value before purchase as it cannot work with RPVvalue (residual pressure value) or W21.8 valves (EU standard).