Thor 30" Professional Electric Cooktop Sync Burner 4 Radiant ElementsFEATURES TRI ZONE LIGHTNINGBOIL BURNER The center burner features three rings of varying sizes that can be controlled individually at the touch of a button. Activate just the 6 inch ring to slowly melt chocolate or engage all three to quickly boil water for family pasta night SYNC BURNER Evenly heat large cookware, like griddles or Dutch ovens, by synchronizing both left side burners for up to 3800 watts of combined output AUTOMATIC SHUT OFF Each