P&R Portable Insulin Cooler 2-8&deg;C Refrigerated USB Small Box Drug Reefer Car refrigerator 1. Cold storage temperature: 2-8 operating temperature below 25 2. Refrigeration Space(L*W*H): 170mm*55mm*23mm;... Dimensions(L*W*H):187mm*80mm*68mm 3. Insulin Cooler Box is designed to provide a convenient and affordable way to keep medicines (such as insulin or other medicines that are injected,) at a safe temperature during 4. Vehicles and Outdoors:Vehicle temperatures can exceed 100F within minutes when the a/c is turned off. Refrigerated medicine storage is needed for Autos, Trucks, Boats,RVs, and Motorcycles, as well as outdoor activities