most professional high-tech solid-state refrigeration and heat prevention technology, with simple and elegant design, our products can create a comfortable and high-quality life for people who have need to cool their medications while on the go. Features: ? Beautifully compact body, easy to carry, large storage capacity. ? Efficient refrigeration, (noise decibels 30db) low noise silent technology, low power consumption, energy saving. ? Size 19 6 3cm, can accommodate 5 insulin pens or 3 insulin pens. Interferon auxin eye drops serum can also be stored. ? Set low battery, high temperature and low temperature alarm. ? Use it in your car while traveling, in the office and at home, in vehicles and outdoors Product Details: Product Name: Portable Insulin Refrigerator Rated power: 12W Temperature inside the box: 2-8? (below 25?) Battery capacity: 10200mAH Built-in battery life: about 8-16 hours External dimensions: 220 100 90mm Internal size: 190 60 30mm Packing List 1. Cold box host 2. Carrying case 3. USB power cord 4. Household adapter 5. Lithium battery 6. Car charger Tips: Do not seal the refrigerated box in the trunk, it will prevent the machine from dissipating heat. If you have any questions, do not hesitate to contact us.?Multiple Power Modes?:Our portable insulin cooler has multiple power modes, including built-in external battery power, and it can be powered by the USB port of a laptop or computer. a desktop computer, whether in the car, on the plane or on an excursion. ?Cooling Temperature?: The insulin travel cooler can keep insulin at 2-8 C even if the ambient temperature is 30 C. The cooling effect is better than that of insulin ice packs. ?Capacity]?: Holds 3-5 insulin pens or 12 insulin refills. Widely used for storage of insulin, interferon, eye drops and serum. Insulin requires a separate refrigerator to effectively prevent bacterial cross infection. ?High quality materials?:Environmentally friendly ABS material, cured by UV spray paint, easy to clean. The liner is electroplated aluminum, which cools faster and resists corrosion and oxidation. ?High-definition large LED screen?: Large LED screen, real-time temperature display, precise temperature control. Low battery, intelligent high and low temperature reminder. The is simple and easy to use, even for the elderly.