The family size Panasonic NN-SD460M microwave, in silver, oven features 6 automatic programmes, touch pad controls plus a pop-out rotary control. The NN-SD460M also has built-in inverter technology that provides more even & constant cooking. This technology also reduces the weight of ovens, making for easier cleaning. With auto weight reheat, auto weight cook, turbo reheat, chaos defrost, all of which take the guesswork out of timing