Product Name: Portable Insulin Refrigerator Car Refrigerator Beverage Cooler CupStyle: temperature digital display standard versionFunction: Mini Refrigerator Cup, Portable Insulin Refrigerator, Car Refrigerator RefrigeratorWarm in winter, cool in summerFrequency conversion temperature control 2-8 degreesType: Semiconductor Car RefrigeratorApplicable models: UniversalMaterial: stainless steel 304Volume: within 5 liters (L)Power supply voltage: 5 (V)Power: 5 (W)Minimum cooling temperature: 2 ()Maximum heating temperature: 55 ()Upgrade the main refrigeration unit of the refrigeration cover, and adopt the semiconductor cooling mode from top to bottomThe refrigeration compartment strengthens the cooling effect, and the refrigeration compartment and the refrigeration cover cannot be disassembledVacuum thermos cup 304 stainless steel vacuum thermos cup, prolong the time of heat preservation and cold preservationWhen the lid of the vacuum flask has no power supply, the lid of the vacuum flask should be tightened to keep it cold.3C power plug can be connected to household 220V power socket, output voltage 5VUSB power cord can be connected to 5V output plug, power bank and other USB interfacesThe ice bucket (ice bucket) can be filled with 50% water in advance and put in the refrigerator to make ice, or you can directly add ice cubes The medicine refrigerator box is used to store medicines that need to be refrigerated, and is separated from ice cubes The car cup holder is a car-mounted secret box, which can also be used as a car trash canMultifunctional cup cover can be hung, lifted and other ways for outdoor convenient carrying secret boxThe customized ice crystal box can be put into the refrigerator for 68 hours in advance to freeze into ice cubes, and then put into an empty cup to keep coldUpgraded foam shockproof boxSafer and more stable transportation