Best deal: panasonic nn-sd681s stainless 1200w 1.2 cu. ft. countertop/built-in microwave from panasonic.com for $119.95 via coupon code. published on 03/15/2018, panasonic compact microwave oven with 1200 watts of cooking power, sensor cooking, popcorn button, and turbo defrost - nn-sn67ks - 1.2 cu. ft (stainless steel / silver). Microwave ovens are convenient and dependable. they get your meal ready in minutes and your tea hot in seconds. usually. but sometimes something goes wrong, like the oven shuts off or turns on suddenly, or it won't get hot at all.