1、Mini Insulin Cooler Travel Case: This insulin travel case is very convenient to carry medicine, you can easily take it when traveling without too much burden. 2、Function of the Storage Box: The insulin cooler can ensure the safety of the insulin pen box, insulin needle and insulin pen needle, so that you can use it normally. 3、Multiple Charging Methods: Our cooler housing can be plugged directly into any USB charging port with a USB charging cable while traveling, or any vehicle outlet or any AC adapter. 4、Very Durable: Lightweight but durable, easy to transport anywhere, keeps cool and fresh, and has a reliable sealing performance construction. 5、For Most Use Cases: Cooling performance continues throughout your journey. Keep your medicine full fresh, super energy saving! Meet most usage scenarios. ----------------------- Item Type: Insulin Cooler Refrigerated Box Weight: 978g/34.5oz Material: ABS aluminum Type: Insulin freezer Voltage: 100-240V Battery Type: Lithium battery shipped without battery Battery Model: 3 x 18650 ----------------------- 1 x Insulin Cooler 1 x USB Cable1 x Storage Bag 1 x Rope 1 x Plug