Description:This gauges will precisely monitor the temp within your coolant that is within a range of 40 to 150 celsius.This series is fully electronic with a Red digital LED readout, which allows for easy viewing at all angles during all lighting conditions.Features:*Red Digital LED Display.*Easy install,comes with installation instructions.*Unit:Celsius*READ:40-150 °C*Waring light: >100 C*Sensor Mounting Thread: NPT 1/ 8 "*Size:2 inch (52mm) gauge diameter*Power:Professional 12V,IGN MAX 0.3Package Included:1 X Digital LED Water Temp Gauge1 X Water Temp Sensor1 X Installation instruction