The LR44 is a small and economical Alkaline button cell battery with a nominal voltage of 1.5V. An alkaline battery is a battery that uses manganese dioxide and zinc to create a reaction, and it is an economical alternative to silver oxide batteries, while still providing high capacity and long usage. LR44 battery is a primary cell battery, and it is non-rechargeable.
This battery works effectively in both low and high temperature and
How to find LR44 battery