This model has a motorized arm stirs corn as it pops for virtually no unpopped kernels. a unique scalloped stirring arm assures even distribution of kernels for superb popping performance. It pops up to 6 cups of delicious popcorn and makes kettle corn too. It has a transparent cover lets you see popcorn as it pops and the cover flips over after popping for use as a serving bowl. it is nonstick popping surface cleans easily. The motorized arm stirs the popcorn as it pops for virtually no unpopped kernelsBuilt-in melter distributes butter over corn while it popsTransparent cover lets you see the popcorn as it popsAttach butter melter lid and flip popper over to use the cover as a handy serving bowlNonstick popping surface cleans easilyBase nests inside cover for compact storageCreated by Presto and Orville Redenbachers120 volts AC 800 watts08/01/2011header1 Year Limited Warranty