Temperature Meter is a device that is used to measure the temperature. It consists of digital LED display that shows the current temperature in different units. Data can be entered through big and soft touch keys with audible sound. A single Temperature Meter can store up to 1000 samples at a time. Herein, real time display can be 24 Hour mode with Date. It can depict temperature ranges from-50.0 to +200 ºC with resolution up to 0.1 ºC. Accuracy of a Temperature meter may vary up to + 0.1 % of range + 1 digit. In case of any error, it indicates CAL error & T- error, ORP error, and pH error.