Top Freezer Refrigerator with Twin Cooling Plus™ 580L (20 Feet) Protect food natural flavor by preventing odors from mixing with Twin Cooling Plus which optimize the temperature and humidity using independent cooling. More storage space, without sticking out from work surface with SpaceMax™ technology that makes the walls much thinner. Switch between 5 modes with Smart Conversion™ feature that Uses Twin Cooling technology. Convert your freezer into a fridge, switch the fridge or freezer off to save energy. Or use the freezer as a small fridge. Digital Inverter Technology adjusts the compressor speed in across 7 levels, using less energy, minimizes noise and reduces wear and tear for longer-lasting performance. An Active Fresh Filter eliminates 99.99% of bacteria. Air passes through activated carbon filter to sterilize and deodorize fridge while an anti-bacterial mesh eliminates bacteria.