Power supply: connect to 12V/24V DC or 100~240V AC power
(using a dedicated adapter).
Power on/off: press to turn on/off.
Temperature Setting: Press + or - in the L-Box area to set the
temperature of the left compartment, press + or - in the R-Box
area to set the temperature of the temperature setting
Cooling mode: In the running state, press Compressor Speed to
switch MAX (fast cooling mode) and Eco (energy saving mode).
(*Factory setting is MAX.)
Battery Protection Mode: In the working state, long press Battery
Protection for 3 seconds until the screen flashes, then press
Battery Protection again to switch the setting between Low,
Medium and High (* is enabled).
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1.3. Functioning and operation