... jack),cooler and warmer for travelling,it is for cooling can drinks,water,milk,coffee etc 1)at 25degrees ambient ... temperature, cooling can be reach 5 degrees,and heating can be 65 degrees.2)with the most ... ,water.heating milk,coffee towels etc.6)A 355ml can drink can be put7)suitable for car,home.hospital&office.8 ... /110V,AC220V/110V-->DC.12V adaptor should be provided. cold cup