Panasonic NN-SD772SAZ Stainless 1.6 Cu. Ft. Countertop/Built-In Microwave with Inverter Technology Enjoy faster cooking times with 1250 watts high power Microwave Inverter technology delivers a seamless stream of cooking power Advanced Inverter Turbo Defrost speeds up defrosting time Automatic sensor adjusts power and times for different foods Keep Warm setting keeps food heated until ready to serve Product Dimensions: 19.9 x 21.9 x 11.9 inches Panasonic.com - Outside HxWxD ( " ) 11 15/16" x 21 7/8" x 19 15/16"