Tyzon CR2032 lithium batteries 4-pack

A button cell battery is a small cylindrical battery that is often used in small electronic devices, such as watches, calculators and hearing aids. They are called button cell batteries because they are typically about the same size and shape as a button.

Lithium button cell batteries
Voltage: 3 V
Size: CR2032
Contain no mercury or cadmium
Pack of 4