Well T812 - Device Controls and Functions; Device Components Overview; Button Operation Modes

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Key functions

1.Setting button:it can push left / right, short / long press in

2.Light sensor

3.Power interface

Button functions:

1. Short press in:(1) switch the display mode (2)confirm the menu after enter into

the menu

2. Push left:(1)switch between OBD and GPS system within 5 seconds after power

up(2)switch the left area functions(3)change the function setting after enter into the

3. Push right:(1)switch the right area functions(2)change the function setting after

enter into the menu

4. Long press in:after enter into the menu and finish the setting,long press in for 5

seconds to keep and exit.