1、Low Temperature Storage: Maintains the temperature inside the cooler bottle below room temperature, effectively preserving the activity and stability of insulin, growth hormone, etc., ensuring the effectiveness of the medication. 2、Fast Cooling: Uses advanced cooling technology to quickly lower the temperature to the required low temperature, effectively extending the effective use time of the medication. 3、Large Capacity Storage: With a 900ml large storage capacity, the insulin pen travel cooler can store multiple medications at the same time, meeting daily usage needs. 4、Multifunctional: In addition to storing medication, the cooler can also be used to keep beverages, fruits, and other foods, with multiple uses, greatly convenient for your daily life. 5、Portable Design: Small and lightweight, easy to carry, this medicine cooler box is suitable for outdoor travel, office, etc., keeping medication stored in suitable low temperature environment. Item Type: Medicine Cooler Box Material: 304 Stainless Steel Weight: Approx. 1100g/38.8oz Rated Power: 10W Power Supply: Type C Plug in Capacity: 900ml 1 x Medicine Cooler Bottle 1 x Lid 1 x Medicine Box 1 x Cold Storage Bottle 1 x Cable 1 x English Manual