Item Type: Insulin Refrigerator Box Material: ABS Battery: 1 x Lithium ion battery pack (not included) Battery Model: 18650 Battery powered Refrigerator Temperature Range: 4-18 Plug-in powered Refrigerator Temperature Range: 0-18 1. Suitable Places: Suitable for home, office, vehicles, pharmacies, hospitals, and any other location. 2. Suitable for Cooling: Suitable for cooling insulin, interferon, and other medications. Package List 1 x Insulin Cooler 1 x USB Cable 1 x Storage Bag 1 x Instruction Booklet 1CONSTANT TEMPERATURE: Insulin refrigerator box provides a constant temperature environment, ensuring the safety and efficacy of medications such as insulin, interferon, and growth hormones. 2LED DISPLAY: The large LED display allows for easy monitoring of the temperature, ensuring accurate storage conditions for medications. It also provides information about the battery status. 3AMPLE STORAGE CAPACITY: Insulin refrigerator box is designed to hold approximately 6 insulin pens, 16 pen cartridges, or 9 insulin bottles, providing ample storage space for your medication needs. 4PORTABLE: With its compact size and lightweight design, our Insulin Refrigerator Box is portable and easy to carry, making it ideal for use at home, in the office, during travel, or even in vehicles. 5RECHARGEABLE: Insulin refrigerator box is powered by a rechargeable lithium ion battery, providing a convenient and eco friendly solution for medication storage.