Powerful, for Dolls, Porcelain, Stoneware, Ceramics, & China Paint. The 3" wall Xpress-1193, and S-1193 kilns can fire porcelain on a 120 volt, 20 amp circuit. With a temperature rating of 2300 degrees, they are ideal for porcelain dolls.They are large enough to fire a 10inch plate. The Xpress-1193 has a 3-key digital controller. The S-1193 has an infinite control switch with a Dawson Kiln Sitter, and Limit Timer. Both models feature a lock-in lid support, a coated lid, peepholes & rim of firebrick. Voltage: 120vFiring chamber: 11inch wide x9inch deep. Maximum Temperature: 2300 degrees. Usage: Ceramics, porcelain, stoneware, china paint, etc.Recommended Furniture Kit: $42 value...Included