2 IN 1 52MM Dual Gauge Water Temperatures+Voltmeter With Alarm For Boat Car
Gauge Connection:
Feature:
INSTALLATION GUIDE
Setting Menu:“Unit” “R 1” “R 2”

4.R2---Configure Top Row Signal Range
Press Button to switch 000 ~006.
For example, LED will show “002” , which means 10~180ohm, then release the button and wait digital flash to complete to save setting


