This Frigidaire 15.5 cubic foot upright freezer includes a superior tight seal that locks in cold air, keeping food frozen for two days if there is a power outage, and the EvenTemp Cooling System, with a variable speed compressor that constantly circulates cold air throughout the freezer with smart sensing technology that adjusts air flow to maintain a uniform temperature. Additionally, enjoy the ability to maintain the ideal environment for your frozen foods with our audible temperature alarm that alerts you if the door is left open or the freezer's temperature rises, and auto-close doors, which ensure that your freezer is never left slightly open by mistake.