Universal 52mm Water Temp Gauge for EVO Series with Sensor Blue/Red Backlit

Universal 52mm Water Temp Gauge for EVO Series with Sensor Blue/Red Backlit Description

Water Temperature Meter for EVO Series Gauge with Sensor 52mm/2in Universal Blue and Red LED Backlit
Item Type: Water Temperature Meter
Color: Black
Material: Plastic + Aluminum AlloyVoltage: DC 12V Professional.
Unit: Celsius
Reading Range: 40-140
Diameter: Approx. 2in/52mm
Wiring Instructions: 
Red -- 12V accessory Power
Black -- Ground negative
White / Orange (Amber)-- Engine accessory power
White / Orange (Amber) -- Headlight switch (12V switch power)
Green -Water Temp sensor (connect to green wire from sensor)
For example,
Red - 12V Accessory Power
Black - Ground negative
Orange (Amber)-- Engine accessory power
White - Headlight switch (12V switch power)
Green - Water Temp sensor (connect to green wire from sensor)
When the headlights are on at night, the light of the gauge is blue. 
When the headlights are not on during the day, the light is red. 
The color of the light can be connected according to your preference. You can try different connection methods to find the right color.