Refrigerated medicines are prone to deterioration at high temperatures, and spoiled medicines may be harmful to your body. Therefore, you need this portable medicine refrigerator to solve your outdoor medicine refrigeration problem. Perfect for your short to medium trips. feature: ? Very easy to use. Just press a button to make it work. Alarms will sound in three situations: high temperature, low temperature, and power outage. ? Quiet (noise 30 decibels), fast running speed, low power consumption and long life. ? Product specifications: Name: Insulin Refrigerator Power supply: built-in lithium battery Product color: white Product size: 22.5 14.5 14.2cm Refrigerator size: 19.5 8.5 7.6cm Packing size: 33.5 20.5 19cm Packing weight: 2.35kg Precautions: 1. Do not block the ventilation holes. 2. It is strictly prohibited to operate the mini refrigerator by force. 3. It is strictly prohibited to use the machine in high temperature or water-immersed environments. 4. When using the power supply for a long time, it is recommended to remove the battery to extend its service life. Refrigerated medicines are prone to deterioration at high temperatures, and deteriorated medicines can cause harm to the body. Therefore, you need such a portable medicine box to solve the problem of outdoor refrigerated medicines. Perfect for your short to medium trips.?Applicable Locations?: The insulin cooler can be powered by USB, car charger, lithium battery and charger. Designed for people who need to work in cars, airplanes, travel, offices, homes and outdoors. ?Extremely quiet operation?: Using high-end brushless fans, the noise is less than 30 decibels during normal operation. It's quieter and more durable than ever, allowing you to enjoy a restful and comfortable sleep. ?HD Display?: It is easy for pregnant women to understand, and the power display and temperature display are more convenient for the elderly to operate. The inner tank is designed with arc corners to prevent medicines from colliding with the box during travel. Sandblasted and anodized for long-lasting cooling temperatures. ?Alarm Reminder System?: When the device is low on power, the cold box will beep intermittently to remind the user to replace the battery or charge it in time. Medicines should be stored separately to avoid cross-infection. ?Insulin Cooling Function?: The portable insulin cooler solves your problem of cooling medications on the go, designed to keep medications at a safe temperature. Even if the ambient temperature is 30 C, the insulin travel cooler keeps insulin at 2-8 C. Better cooling effect than insulin ice packs.