... Carbon fiber heater,7 pcs Type: Spa Capsule,Infrared sauna,Dry Sauna Control System: Inside control panel;Automatic digital control system ... Glass Light: Inside control panel,digital control system Warranty : sauna cabin for5 years, electrical components for 2 years ,Radio/CD for1 ... year. Sauna Voltage: 110V/220V Air system: Adjusable vents,Fresh air ...