?Features: 1. Refrigerated insulin interferon growth hormone vaccine eye drops and other medicines 2. A variety of charging methods can be connected and charged in cars, homes and other devices. 3. Fast charging, built-in 10200 mAh battery, can be carried on the plane. 4. Touch key operation, LCD digital display screen, low noise motor. 5. Portable size suitable for travel or home use. ?Product specifications: Internal size: 178mm 53mm 25mm External size: 205mm 92mm 95mm Battery capacity: 10200mAH Power supply: built-in lithium battery Rated voltage: 220V Rated power: 15W Refrigeration temperature: 22? lower than the ambient temperature Temperature inside the box: 2 8? under 30? ambient temperature Standby time: 8-36h Net weight: 1.5 ? Place items to participate: 3-5 injection pens or 6 bottles of insulin medicine or 20 insulin injection refills ?Packing list 1 x cooler 1 x built-in battery 2 x built-in battery 1 x tote bag 1 xUSB charging cable 1x car cigarette lighter 1x manual ?Precautions 1. It is prohibited to operate the small refrigerator with excessive force. 2. It is forbidden to use the machine in high temperature and immersed in water. 3. Do not block the vents. If you have any questions, please feel free to contact us and send us a message.? Carry with you: small in size, stylish shoulder bag, easy to carry, suitable for travel, train and airplane use. Store insulin in a separate cold storage space to effectively prevent bacterial cross-infection. ? Ultra-quiet operation: using brushless high-end fans, under normal operation is less than 30 decibels. It has a quieter and longer lasting function than before, allowing you to enjoy a quiet and comfortable sleep. ? Multiple charging methods: as convenient as mobile phones, built-in rechargeable lithium battery, long working hours, USB charging, simple and convenient, suitable for family, car and aircraft use. ? Efficient cooling: fast cooling performance and intelligent temperature control system, keep the medicine at a safe temperature, touch key operation, low battery alarm function, safer to use. ? Insulin cooling box: The design of this medical refrigerator provides a convenient way to keep drugs (such as insulin interferon growth hormone vaccine eye drops, etc.) at a safe temperature.