The Unique 108L1 DC powered fridge/freezer is designed for optimal energy savings and easy, dependable use, this 3.8 cu/ft refrigerator boasts the world’s most reliable compact DC cooling system (Danfoss/Secop compressor), efficient insulation throughout and simple effortless controls. The UGP-108L1 is super efficient, only drawing 445 Wh/24hrs (in a +25°C/77°F ambient, set at -14°C/+7°F in the freezer and +4°C/39°F in the refrigerator). Its spacious interior layout includes 2 heavy-duty glass shelves in the fridge, 4 shelves on the door and a bottom crisper.