1. USB output port DC5V2A
2.On/Off button
3.Setting button
4.LCD screen display
5. Down "-" button
6. Up "+" button
7. DC voltage detection
8. ABS battery voltage protection gear setting
9. Temperature gauge display
10. ºC/ºF Celsius or Fahrenheit display
11. Large/small compartment operation display
12. Compressor operation instructions
13.MAX/ECO function mode switching
14. Bluetooth function display
A. ON/OFF switch button, short press 1s, then release the button, the
device is ON; long press 3s, then release the button, the device is OFF.
ON: The LCD display lights up and the device starts cooling.
OFF: The LCD display lights out and the device stops working.
B. Setting button, short press for 1s, then release the button to select and
set the temperature; long press for 3s, then release the button to select
and determine the battery voltage range (H/M/L range) , Temperature unit
(℃/ºF), MAX/ECO mode switching.
1) Temperature setting: Short press the Setting button for 1s, then
release the button, the temperature figure starts to flash, press "-" and
"+" to set the parameters; and then short press the Setting button for
1s or stop pressing the
Button settings:
10