Features: Medineed Insulin coolers Travel Case with 900ml cooling capacity ensures safe storage for insulin pens, featuring USB charging for convenient on the going temperature control. Built with a 304 stainless steel interior and ABS exterior, this diabetic travel case includes a temperature display and portable design for portability. Designed for insulin dependent travelers, this coolers maintains medication integrity during flights, road trips, or outdoor adventures. Perfect for daily commutes, vacations, or medicine appointments, the portable insulin case safeguards medications in hot climates or extended trips. The multifunctional cooling system accommodates various medications while the smooth design combines medicine functionality with modern style. Specifications: Material:304 Stainless Steel + ABS + Aluminum Color:Black,Blue Capacity:900ml Power:5V 2Amp USB Package Includes: 1Piece Insulin coolers note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color of the item.