Product parameters Product Name: Frozen Insulin Box Product type: Semiconductor automotive refrigerator Product color: black and white Product size: 22 15 6 centimeters Product material quality: ABS Power supply voltage: 12V Product power: 45W prevention: 1. It is strictly prohibited to enter the machine and avoid contact with liquids. 2. The ventilation holes at the bottom and on both sides keep the air unobstructed. When loading a portable backpack, the ventilation holes of the backpack must be aligned with the heat dissipation holes. It is strictly prohibited to put the refrigerator in a sealed bag, otherwise it will block the air, the temperature inside the box will rise, and drugs will be damaged. 3. When going out, prepare a reasonable number of battery packs according to the length of travel time to ensure the normal use of the machine. 4. When using an external power source for a long time, remove the lithium battery to prevent overload or leakage. 5. When you are not using the machine for more than a week, remove the lithium battery to prevent excessive discharge and extend its lifespan. 6. When the machine is not in use for a long time, charge the lithium battery every 3 months to prevent excessive discharge and extend the battery life.Silence and Silence: The working frequency of insulin refrigerators does not exceed 30 decibels, quiet like a book, and will not affect the normal sleep of the family. Portable travel: The insulin cooler comes with a USB power cord and charger, which can be used for various charging methods such as vans, laptops, and mobile power supplies. Large capacity: The insulin refrigerator can accommodate approximately 3 insulin pens and 5 bottles of insulin. All kinds of drugs are prepared at home and can be used at any time. Easy to operate: The insulin refrigerator adopts high-definition touch screen digital display, making it convenient for the elderly to operate The portable insulin refrigerator adopts intelligent constant temperature technology, which can cool or heat and maintain the set temperature. Long term standby mode: The lithium battery of the portable insulin refrigerator can be used to run the refrigerator for 10 hours.