Insulin Cooler Travel Box Constant Temperature Large Display Screen Medicine Diabetic Supplies Refrigerator Item Type: Insulin Cooler Box Material: ABS Scope of Application: Suitable for insulin pen and other diabetes products. Cooling Temperature: Lower than the ambient temperature 22℃ Temperature In Box: 2-8℃ at 30℃ ambient temperature Battery: Lithium Battery 10200mAH (Included) Battery Model: 18650 Internal Cold Room Size: Height: 3cm/.2in, Width: 5.5cm/2.2in, Length: 17.5cm/6.9in, can put 3-5 insulin pens, or about 20 insulin refill, or 9 bottles of interferon. 1. Applicable Place: Family, office, vehicle, pharmacy, hospital and other places. 2. Suitable For: Insulin, interferon and other drugs and biological agents for refrigeration. 1. Power On (1) External power supply: there is no built in lithium battery in the host. When connecting the power adapter or USB power supply, the machine will beep, indicating power on. At the same time, the machine automatically detects whether the battery is installed. If there is no battery, the screen says it is fully charged. (2) Battery power supply: when there is no external power supply, directly connected to the built in lithium battery, the machine will beep, indicating that the battery is connected, the screen does not display. (3) Internal and external power supply at the same time: when the battery is connected, and then connected to the external power supply, the screen will display the electric quantity sign, and detect the electric quantity, such as the battery is fully charged, the electric quantity is displayed in full, such as the battery is not full, and display the corresponding electric quantity and charge. 2. Switch Machine (1) Power on: After power on, press the power button for 3 seconds. After the beep, the screen lit up. Display the current temperature, time, battery power, and fan status in the enclosure. If no operation is performed, the screen automatically closes after 20 seconds and enters the power saving mode. (2) Shutdown: long press the power button for 3 seconds, shutdown. After the machine is turned off, if there is a battery in the machine, only the battery pattern is displayed on the screen. (3) Set temperature: the temperature setting range of the refrigerator is 2 to 18℃, directly press the "▲▼" key, the temperature flashing, at this time you can set the required refrigeration temperature. (4) AUTO Key: Automatic mode: Press AUTO once to automatically set the temperature to 8℃, and the AUTO indicator on the screen is on. Setting time: Hold down AUTO for 3 seconds to set the time. At this moment, the clock flickers. Press "▲▼" to set the time. Short press "AUTO" again, now minutes flashing, press "▼▲" key, set a few minutes. Press AUTO again, complete the time setting.