【Premium Insulin Protection】Keep your insulin at optimal 0-18°C for up to 30 hours with our medical-grade cooler. Perfect for diabetes management during travel, camping or daily use. 【Smart Temperature Control】Features digital display and one-touch operation. The advanced thermoelectric cooling system maintains consistent temperature with USB power (car/home/portable charger compatible). 【Durable & Portable】Stainless steel inner shell with vacuum insulation protects medications. Includes scratch-resistant carrying bag and car cable - ideal for outdoor activities and frequent travelers. 【Spacious Capacity】Holds 5 insulin pens, 8 hormone vials or 9 interferon bottles. Compact design fits in backpacks while meeting all your medication storage needs. 【Complete Travel Kit】Package includes: 1x cooler case, 1x car cable, 1x USB cable, 1x carrying bag with short line. Your all-in-one solution for safe insulin storage anywhere.