This water maker features a 60% dissolution rate for efficient carbonation. It is compatible with 60L CO2 cylinders, producing up to 180 bottles of soda water. Safety is ensured with an automatic pressure release valve and a clog-resistant nozzle design. The price drops from $56.99 to $28.49 when you apply the code "6TY9OG2X" at checkout. Shipping is free for Prime members or on orders over $35.