With features like Cool Wall technology and Freezer Cool Pack, this Samsung refrigerator promises optimum cooling performance for up to 12 hours, even when there’s no power. The Power Freeze and Power Cool features ensure that you get faster cooling results - up to 31% faster than conventional refrigerators. But what steals the show, is this refrigerator’s innovative Smart Convertible technology, that allows you to convert the freezer into fridge space.