AI Energy Mode - Reduce your energy use by up to 10%* with AI Energy mode*. In Maximum mode, AI energy is always on and in Custom mode, if your estimated electricity bill exceeds your pre-set target optimising the compressor speed and defrost cycle, based on your usage pattern and surroundings. Twin Cooling Plus- Wouldn't it be good if all your food in the fridge stayed really fresh? With t fridge temperature control, Samsung Twin Cooling Plusdoes just that. So no more dried out vegetables or rubbery cheese. Not only that, but it stops food odours mixing, so your food tastes the way - Freezer space for party ice cream or extra fridge room for the Christmas turkey? With Smart Convertible Zone you control whether this huge compartment is used as a fridge or a freezer. There's a ch can even customise the temperature of one section to perfectly chill or freeze your food. SmartThings Energy* provides helpful tips on how to be more energy efficient and will notify you if your smar on.