Key Features . Reduce your Energy use by up to 15% with AI Energy modeNo Frost technologyAll-around CoolingPower Cool blows intensely cold air into the fridgeEnjoy less noise and greater energy efficiencyHumidity Fresh+ . SmartThings AI Energy ModeReduce your energy use by up to 15%* with AI Energy mode**. If you choose Custom Mode If your estimated electricity bill exceeds your preset target it operates AI Energy Mode automatically. It optimises the compressor speed and defrost cycle based on your usage pattern and surroundings. . * Available on specific models from May 2023 through a Wi-Fi update. Test results based comparing the factory setting temperature when using AI Energy mode and without using AI Energy mode. Results may vary based on usage conditions.. **Available via  SmartThings app on Android and iOS. A Wi-Fi connection and a Samsung account are required.  No FrostAvoid wasting time and power defrosting the fridge. No Frost technology enhances the air circulation to maintain a constant temperature which prevents the buildup of ice. It also reaches the target temperature much faster. And places less demand on the cooling system so it lasts longer. All-around CoolingMake sure that all of your food is properly cooled. All-around Cooling cools each compartment evenly from corner to corner. It continually checks the temperature and circulates cool air through strategically placed vents. So food is kept at the optimum temperature and stays fresher for longer. Power coolEnjoy a rapid cooling performance to chill food and beverages much faster. At the touch of a button Power Cool blows intensely cold air into the fridge. You can quickly cool your weekly groceries to lock-in their freshness and flavor or rapidly chill your favorite drinks for a party or dinner. Digital Inverter TechnologyEnjoy less noise and greater energy efficiency. The Digital Inverter Compressor automatically adjusts its speed in response to cooling demand. So it’s quieter than a library producing just 35dB(B). It also complies with new energy regulations saving you money. Slide-in ShelfSlide and; Fold Shelves are super flexible letting you fold raise lower or remove them to create the best fit for your. groceries. Humidity Fresh+Preserve the original texture flavor and taste of perishable food for longer. You can adjust the humidity in the Humidity Fresh + drawer simply by spinning the control knob. It creates the ideal environment for storing different fruits and vegetables so they stay crisp fresh and juicy. .