Digital gauge is digital therometers find application for spot and accurate temprature measurment. the instrument contain in two parts, one is dial and other one is stem. They designed for 3 12 & 4 12 digits display. thermometers are housed in 6' & 4' dial. It works on a 9 volt battery easy to read lcd shows accurate temprature. Rtd's cr-al thermocouples are used as temprature sensor. The sensor can be give as per desired length and sheath materials.