The Samsung Bottom Mount Refrigerator 450L keeps your food fresh while using minimum energy because of its digital invertor compressor. This technology varies the running speed and power as per the immediate cooling requirements, thereby increasing efficiency significantly. Smart conversion changes the mode of the fridge and freezer to suit your lifestyle 10-year parts warranty on the Digital Inverter Compressor Keeps food fresher for longer with Twin Cooling Plus‚Ñ¢ Fridge Freezer