Intex Krystal Clear Saltwater System and Ozone Filter Requires a filter pump with a flow rate between 1,500-4,000 gph (not included) Ozone output: 150 milligram/hr. Chlorine output: 11 gram/hr. 24 Hour auto-clock cycle with timer 120V with GFCI Requires a filter pump with a flow rate between 1, 500-4, 000 gph (not included) Ozone output: 150 milligram/hr Chlorine output: 11 gram/hr 24 hour auto-clock cycle with timer 120v with gfci