FREEZES WITHOUT ICE: -20 degree deep chilling down performance ,can be a frigde and freezer. Run great with your small solar system as well.STORAGE SPACE: Exterior Size:23.07×14.88×18.70″inch . Capacity is : 40L,CAR BATTERY PROTECTION:With temperature memory function and 3 different levels ,Built-in side handles & telescoping Handle & wheels for easy carry and pull,This portable refrigerator can hold up to 68 cans of 330ml Cola, or, 30 bottles of 550ml water, or 15 bottles of 750ml wineIt works as a fridge or freezer to keep items like beverages, fruits, ice cream, vegetables, seafood, meats, skincare products, and milk chilled or frozen. Great for picnics, barbecues, camping, house parties, and travel.