Temp Sensor

Looking for a recommendation for a temp gauge/sensor.
Got a sip speedo, but the readings are all over the place, ranging from 230 to 380 degrees Fahrenheit.
Ideally one with a backlight
Cheers Spud
Got a sip speedo, but the readings are all over the place, ranging from 230 to 380 degrees Fahrenheit.
Ideally one with a backlight
Cheers Spud