The 3V CR2032 BIOS Battery With Wire is a replacement component designed for motherboards and laptops. It serves as a CMOS battery to provide power to the BIOS memory to keep system settings intact. This product is essential for maintaining the proper functioning of the computer system by ensuring that the BIOS settings are saved even when the device is powered off.

This took months to arrive from a slow boat. Turns out, I got the wrong one. So I'm selling it, and you don't need to wait months like I did to get it! New. Didn't open. As-Is Awesome