Features： 1、Maintaining Temperature: Insulin cooler box provides a convenient and affordable way to keep drugs, such as insulin or other injectable drugs, at a safe temperature. 2、Capacity: The Insulin refrigerator can hold up to 3 empty insulin pens or 9 insulin refills, or a combination of the pen and refill, so you can take your insulin on the way. 3、A Variety Of Drugs: Carrying an insulin refrigerator can solve the problem of refrigerating a variety of drugs, such as insulin, interferon, growth hormone eyedrops, serum, etc. 4、Large Screen: There is a large screen on the insulin refrigerator, which can be displayed in real time, which is convenient for the elderly to see the temperature and battery information, and it is more convenient for parents to use. 5、Portable: Our insulin refrigerator case is relatively small and can be carried with you when you go out. It is very convenient and practical, and I believe you will be satisfied. Specification： Item Type: Insulin cooler box Material: ABS Battery: 1 x Lithium ion battery pack (not included) Battery Model: 18650 Refrigeration Temperature: Lower than 25 DegreeC environment temperature Refrigerator Temperature Range: 2 -18 DegreeC Applicable Places: Any place such as home, office, vehicle, pharmacy, hospital, etc. Suitable For Refrigeration: Insulin, interferon and other drugs and biological preparations suitable for refrigeration Package List： 1 x Insulin Cooler Box 1 x USB Cable 1 x Instruction Manual 1 x Carry Rope 1 x Handbag