This small battery (CR2032) is commonly used in electronic devices such as notebook and laptop computers, calculators, timepieces, medical instruments, cameras, office equipment, backup power for memory ICs and RTC, electronic instruments, car keyless entry, PC boards, PC motherboard clock battery and more!
It is commonly used as a backup clock battery in many timer equipped home electronics devices.
Equivalent to the BR2032, CR/BR2032, CR2032, CR2032, DL2032, CR2032, LM2032
It comes from the series of Lithium Manganese Dioxide coin cell batteries.