Aluminum Multi-Use Canner with Temperature Indicator by VICTORIO VKP1145 STEAM OR WATER BATH: Included double-sided Stainless Steel Canning Rack lets you process by either method NO GUESSWORK: Built-in Temperature Indicator with 3 elevation zones in Tempered Glass Lid makes process timing easy LARGE CAPACITY: Handles 8 pint or 7 quart jars, or 20 quarts of liquid CAUTION: NOT for use on smooth top ranges 1 YEAR WARRANTY