Concerning this item 2200W of power, 220-240V of voltage, and 50-60Hz of frequency. 70L is the capacity. Convenient: The interior is made of galvanized stainless steel that resists rust. EFFECTIVE: A double-paned glass door that insulates against heat. Convection, toast, bake, broil, and double grill functions are among the functions. thermostat-controlled operation. WHAT IS CONTAINED IN THE BO