No Frost technology enhances the circulation of air to maintain a constant temperature in every corner of the refrigerator, which prevents the build up of frost and ice. It also reaches the target tem cooling systems durability, and avoids wasting power on def The All-around Cooling system continually monitors any temperature fluctuation and cools the fridge evenly from corner to corner. Cold ai vents on every shelf level to create a multi-directional airflow, so it maintains a constant temperature and food stays fresher. At the heart of this refrigerator is a Digital Inverter Compressor tha and running speed according to how much cooling is needed. Unlike a conventional compressor, this one doesnt stop and start abruptly, so it consumes less energy, and theres less noise and wear a worry-free with our 10 year warranty on the Digital Inverter Compressor.