Insight - How Digital Thermometer works
Table of Contents:
The battery is made up of metal and it is small and silver in colour. The type of the battery used to power the thermometer is called button cell. In technical language it is known as LR41 battery. It supplies a voltage of 1.5V under normal operating conditions. It has excellent resistance to leakage and can be stored for a long period of time. It is placed in the compartment at the back of the body under the cap.