These rapid cook ovens have combinations of heat methods to cook foods with precision and speed. Single deck. Split belt. 20" cook chamber. Variable speed motor. Idle mode. Built-in self diagnostics. Smart voltage sensor technology. Cool to touch covers and panels. Stainless steel front. Top. Sides and back. Stainless steel interior. CULus. CE. UL EPH Classified. ANSI/NSF 4. TUV (standard).