... recycling. Applicable scope:1, used for refrigerator: can storage power saving, food preservation. In the refrigerator temperature drop while maintaining. ... pharmaceuticals, plasma, vaccine etc refrigerating transportation.3, used for food: frozen fresh food, beverage, beer, fruit, vegetables, and so on.4 ... use:Will ice boxes in the fridge freezer full storage. Take use after 24 hours. Note:Ice boxes ...