This insuline cooling cup features advanced variable frequency digital display technology to precisely maintain optimal temperature for insuline storage. Ideal for travel and daily use, it effectively preserves medication potency with stable refrigeration. Specially designed for vehicle use with dimensions of 245x80mm, this portable cooling box fits most car cup holders perfectly. Its PVC+aluminum construction ensures secure placement during commutes or road trips. Equipped with an easy to read digital screen that shows real time internal temperature. Simple button controls allow effortless temperature to assurances proper medication storage conditions at all times. Made from food grade PVC+aluminum materials. The excellent insulation minimizes energy consumption from its 10000MAH battery while protecting medication purity. Package includes: 1x Cup 1x USB Cable