... features: 1.Product insurable cold/hot than 12 hours.2. No electricity, the design is novel, refrigeration, energy conservation and environmental protection ... kept cool (hot) food, beverage, and fruits and ideal appliances.2 the car carries freezer: a mobile refrigerator, driving can enjoy fresh ... also come in handy.4.medical: can be used in the fresh food reserves; ward, Also can be used in plasma ...