Crony 20L C20 Car Refrigerator with Lithium Battery 20 Liter Portable Car Refrigerator High Cooling Performance 45 Watts Compressor Reaches -4F(-20C) Ultra Compact Light Weight Portable Unit With Carry Handles Storage Capacity 21 Quart (20L) Holds 30 Cans 9 Wine Bottles Upright Vehicle Battery Protection System Supports Both 12V DC and 110V AC Suitable for Use In 4WD Caravan Boat Truck Camping and More The portable in-car fridge is the perfect solution for your on-the-go food/beverage storage needs. Whether you are driving or camping the  fridge will keep your items cool. Features 100% CFC Free Adjustable Temperature Control Ice Free Operation Anti-leakage inner Tank with Drain Valve High Depth for Large Upright Bottle Clearance Quiet and Anti-vibration Low Power Draw DC/AC Compatible Solar Panel Power Generator Compatible Product Specification Size - 23.5 x 12.6 x 12.6 inches Capacity - 21.1 quart / 20 liter Weight - 21 pounds Temperature - adjustable up to -4F /-20C Wattage - 45 watts Energy Usage - 0.2 KW/h Voltage - DC 12V/ AC 110V The refrigerator battery can be used for 4 hours the battery capacity is 15600 mAh