User Manual
6
• Maintain Battery Charged:
o Home/Hotel: Use AC adapter to charge unit from AC outlet.
o Car/Boat: Use DC port to operate the unit and charge the battery.
o Outdoor: Bring solar panel to charge the battery. Portable power station/
solar generator with AC outlet will be good companion of power supply.
• Saving Battery Power:
o Cool down before leaving: It is always suggested to charge freezer and
turn on the unit to cool down in advance with wall/car outlet before the trip.
To prepare for off-grid freezer, place food and beverage inside unit and let
cool to appropriate temperature. This will allow off-grid battery to last
longer while saving energy during outdoor activities.
o Operated at ECO and L mode: set the unit at ECO and L mode
Note: Please charge fully before storage longer than 1 month.
6. FAQ
• The appliance is not working:
o Check the power supply connection
o Check the plug and the socket connection.
o Check for burnt fuse.
o Ensure unit has been properly powered to ‘ON’ mode.
o Compressor may be in delay start protection.
• The food inside is frozen: The setting temperature is too low.
• Hear water from the inside of fridge: It is normal, due to the flow of
refrigerant.
• Display F1 code: Low power protection: setting the protection from H to M or L
• Display F2 code: Fan overload protection: turn off unit and restart the unit
after 30 minutes
• Display F3 code: The compressor protection is activated: please turn off the
unit and restart the unit after 30 minutes.
• Display F5 code: Compressor controller module protection is activated: please
turn off the unit, keep it in a well-ventilated location and restart the unit after 30
minutes.
• Display F7/F8 code: Temperature sensor error: please move the unit in
regular temperature area for a while, then restart the unit.
If you still have the error, please contact us for support.
7. Food Storage
• Freezer (-20 °C~0°C):
o Meat should be cut and wrapped tightly, and then averagely placed inside.










