Make fresh sparkling water at the push of a button Includes: sparkling water maker, (2) quick connect 60L Co2 cylinders, (3) 1 liter dishwasher-safe BPA-free reusable carbonating bottles, and (2) 40 ml bubly drops flavors Energy efficient, powered by Co2 cylinder Each cylinder carbonates up to 60 liters of water Easy-to-use snap-lock bottle insertion for quick carbonation Compatible with all SodaStream flavors and SodaStream carbonation bottles (BPA free and better for the planet) except the SodaStream glass carafe SodaStream Terra machines are only compatible with the SodaStream Quick Connect CO2 cylinder New in unopened box. no known flaws.