CALIFORNIA WARNING: This product can expose you to chemicals, including lead and DEHP, which are known to the State of California to cause cancer and birth defects, or other reproductive harm. For more information, go to https://www.p65warnings.ca.gov.
CR2430 3.2 volt lithium coin cell style battery is used on Stern and Gottlieb CPU boards and measures 24.5mm x 3mm.
Reference:
CR2430
BR2430
LM2430
000-0644-01
Gottlieb XO-925
Sanyo 166161500
SY603