This is Yanhua YH35XX Programmer+ Simulator:
Plug the programmer to the computer to run the software directly.
Simulator replaces the original 35160WT /35128WT eeprom.
No red dot on odometer.
This is YH CAN Filter:
Just connect this filter to the plug behind the instrument (the black cable is 1 pin).
***After odometer correction complete, the odometer in the key will be synchronized with that in the dashboard, no need to process the odometer in the key.