SpaceMax - Now you can get the best of both worlds with SpaceMax. Thin walls mean more space for food storage on the inside, while the outside size stays the same. Reduce your energy use by up to 10%¹ with AI Energy mode². If your estimated electric bill exceeds your pre-set target it operates AI Energy Mode automatically, optimising the compressor speed & defrost cycle, based on your usage & surroundings. Total No Frost - Wouldn't finding the ice cream be that bit easier with a frost free fridge freezer? Total No Frost prevents ice build-up, saving you the time and hassle of defrosting. 5YR Warranty / 20YR Compressor - Samsung refrigerators offer innovative features & durable performance + a 5 year warranty on parts and labour³. Plus the industry's longest 20-year Digital Invertor Compressor warranty⁴ for exceptional reliability. SmartThings - A smarter way to store your food. Receive helpful notifications, remote engineer assistance and monitor your energy usage all via the SmartThings app⁵