New Features:
1)7 Colors Backlight Optional       
Qickly press the SET button (<1second) to change the backlights as below:
Red(Defaut)→Green→Blue→White→Yellow→Yellow Green→Orange→Purple→Automatic mode
Automatic mode: The color will cyclically flash as above for every 2 seconds 
2) Odometer Programmable
If the device is well connected with GPS signal,long press the button(≥5 seconds) to enter into the Odometer Programmable Mode(6 Digits Can be Reset).we name it X1 X2 X3 X4 X5 X6      
If you see digit X1 flashing,it means that you can set it from 0 to 9 by long pressing the button.
If you want to modify digit X2 X3 or X4,Just take a quick press on the button to move to the digit that you want to work with.
If no movement is done within 5 seconds, it will switch out of the grogrammable mode and save all the changes if applicable.
3) Odometer Reset to Zero                                                                       
Press the button(≥10 seconds) to set the total mileage to zero 
4) Odometer Accumulation 
Accumulated mileage, it never returns zero when power off

1.Opening a hole in the panel (your cabin board and dashboard) with a diameter of 85mm,Insert meter into the hole,The panel corresponding to the instrument panel is marked with a convex table,and open a small notch in this location,To ensure that there is at least 85mm of the instrument panel at the back of the instrument.

2.After the instrument is mounted in the panel,Screw down with a fixed ring.

3.Connect the wire,the instrument housing is directly connected to the 12/24V power supply.

4.Insert wire harness,Firmly locked in the table.

Wiring Harness:
Red---9+32VDC
Orange---Backlight(+)
Blue---Ground(-)