Panasonic NN-SD654B Black 1200W 1.2 Cu. Ft. Countertop Microwave Oven with Inverter Technology 1200 watt high power-Lets you enjoy faster cooking times Inverter technology delivers a seamless stream of cooking power even at low settings for precision cooking preserving flavor and texture of your foods Inverter Turbo Defrost-Speeds up defrosting times using advanced microwave sequencing One-Touch sensor cook and reheat automatically adjusts power levels and cooking and reheating times for various food types Outside HxWxD ( " ) 12 1/4" x 20 11/16" x 16 5/16". Interior HxWxD ( " ) 9 15/16" x 13 15/16" x 14 3/8". Family Size 1.2 Cu. Ft