- Change Fahrenheit to Celsius, ℉ to ℃
Instruction: Keep Power off, hold SETTING button over 3 seconds until the screen shows E1, quickly lose hold of SETTING button, then push it again to switch from E1 to E5. when E5 appears, quickly push “+” or “-” button to switch it from Fahrenheit to Celsius.
Instruction video: https://www.youtube.com/watch?v=Yuxwpt-G7SE
- Setting Temperature change range to 1 ℃
The compressor runs and stops with the setting of temperature range such as 1 ℃, 2 ℃, 3 ℃, etc. if the temperature changes outside of this range, the compressor starts to run and keep the range. For vaccine more strict temperature control, you can set it at 1 ℃
Instruction: Keep Power off, hold SETTING button over 3 seconds until the screen shows E1, quickly lose hold of SETTING button, then push it again to switch from E1 to E3. when E3 appears, quickly push “- “button to switch it until 1 ℃ appears.
Instruction video: https://youtu.be/SZaRd2Dbrn8
- Setting Temperature compensation as you require
The temperature sensor is embedded close to the wall surface, there is a temperature difference between the surface, and air or food, drinks, samples, etc. we can use the Temperature Compensation setting to reach your required temperature for the samples inside.
For example, the display temperature shows 2 ℃ but the detected temperature of the vaccine is 0 ℃, then you can set the Temperature Compensation at -2℃, this will make the display temperature same as you required.
Instruction: Keep Power off, hold SETTING button over 3 seconds until the screen shows E1, quickly lose hold of SETTING button, then push it again to switch from E1 to E6. when E6 appears, quickly push “+” or “-” button to set your desired Compensation Temperature.
Instruction video: https://youtu.be/1ZebuDFAP7E
- Use mobile App to make setting easily
It is easier to use App to finish all those setting.
Apple store: search “ Portable Freezer”
Android store: search “ Solar Freezer”
Download App to do the setting, Video: https://www.youtube.com/watch?v=w4c4sp-3NWc