This Alto-Shaam Warming Drawer features Halo Heat technology which uses no harsh heating elements forced air or added humidity. This results in maximum food quality and moisture retention over a longer period of time. It has a non-magnetic stainless steel exterior and removal stainless steel drawer rail supports. The drawer includes one full-size (GN 1/1) 12" x 20" x 6" stainless steel pan. The warmer itself is controlled by and On / Off power switch and has Up and Down arrow buttons with a temperature range of 60F to 200F. Halo Heat technology Product moisture is retained without adding water Digital control senses temperature drops faster providing quick heat recovery time Can be built into cabinets or counters Built-in trim kits are available Removable stainless steel drawer rail supports Extra large pans for additional capacity Drawer includes one full-size 12" x 20" x 6" stainless steel pan On / Off power switch; Up and Down arrow buttons; indicator light; temperature display button; and digital display Temperature range of 60F to 200F heat 1 Phase 50/60 Hz 5.3 Amps 0.64 kW Model #: 500-1D"