The LR44 battery is a battery of the family of non-rechargeable alkaline button batteries with equivalent sizes in silver oxide but of lower voltage since it has 1.5 volts and the battery of the same size in silver oxide has a voltage of 1.55V. It is the model of alkaline button battery with greater use and with the largest number of electronic devices, given its capacity and size is very versatile. Its use is widespread for electronic devices with low energy demand such as calculators, economic clocks, laser pointers and small electronic devices, remote controls and security systems, toys, remote controls, etc.