Top Mount Freezer Refrigerator with Optimal Fresh+, 463L (16 Feet) Using AI Energy Mode, you can proactively save energy by analyzing refrigerator usage patterns and estimating power consumption. We recommend you switch to the Saving mode to cut power consumption by up to 7%. You can store different foods in 4 different modes with the Optimal Fresh+ drawer. These modes include the "Soft Freeze" mode, which preserves delicate foods' freshness for up to two times longer than standard cooling. Featuring a spacious interior with 20 liters more capacity, you can store more food. SpaceMaxTM technology makes it possible to have thinner walls without sacrificing energy efficiency by using high urethane insulation. In this way, more space is created inside. The Active Fresh Filter eliminates 99.99% of bacteria, it keeps the fridge clean and hygienic, and air passes through an activated carbon filter, sterilized and deodorized, while an anti-bacterial mesh eliminates bacteria. Monitor and manage your refrigerator anytime, anywhere. Its embedded Wi-Fi lets you track and adjust its performance using the SmartThings App*. You can easily control the Rapid Cooling mode, change the temperature, and get alerts if the door is open. It will also detect and diagnose issues. SmartThings Energy provides energy efficiency tips. It also monitors appliances' energy consumption in real-time and compares it to the previous month. Enjoy energy efficiency, less noise, and long-lasting performance. The Digital Inverter Compressor automatically adjusts its speed according to cooling demand. So, it’s quiet, uses power efficiently, and works for a long time, backed by a 20-year compressor warranty.