Do701 Electronic Valve Controller 12V 2.5 Inch Auto Meter Evc Race Car Gauges

  Tools required for installation :test light or voltmeter , screwdriver, socket wrench, wire cutters, hose cutters and piers. Retain all unused parts.                                         

Front Panel
1. Upper Switch:
adjust settings and alarm point of boost pressure,also can observe the peak of memory.
2. Lower Switch:
adjust settings and alarm point of boost pressure,also can
clear up the peak of memory.
3. Set Switch:
This button is used to select between the set mode A or B.
4. Mode Switch:
THis button is used to select mode.