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6
USING YOUR APPLIANCE
• Connect your appliance to the power supply. A buzzer will make a long beep. The display will
illuminate for 2 seconds. Your appliance will be in normal operating mode now.
Cooling/Heating Mode
• Press the Cool/Stop button for one second to switch the cooling mode ON/OFF. In cooling
mode, the hot/stop button is inoperable.
• Press the Hot/Stop button for one second to switch ON/OFF the heating mode. In heating
mode, the cool/stop button and are inoperable.
Setting the Temperature
• In cooling mode, press or . The screen will flash. Then, press or again to adjust the
cooling temperature.
NOTE: Only the cooling temperature can be adjusted, from -20°C to 20°C. Heating can only be set
to: +50℃.
• When the screen stops flashing, the temperature displayed is the current temperature of the
compartment. It will take several minutes to reach the set temperature.
NOTE: If power to the unit is cut suddenly, the unit will resume operation at the last set temperature,
once power is restored.
Battery Protection Mode
1. In standby mode, press and hold and at the same time for 5 seconds until the screen
flashes.
2. Press or to switch to battery protection mode. The indicator lights will display the
corresponding battery power level, Low/Medium/High:
Voltage Reference
Mode/Input
DC 12V
DC 24V
CUT OUT
CUT IN
CUT OUT
CUT IN
L
8.5V
10.9V
21.3V
22.7V
M
10.1V
11.4V
22.3V
23.7V
H
11.1V
12.4V
24.3V
25.7V
NOTES:
• The voltage is theoretical value. There may be a deviation in different sceneries.
• The H-level input should be set when the appliance is connected to car power, and the M or
L-level inputs should be set when it is connected to a portable battery or other back-up
battery.
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