Question Choosing the best motherboard battery

[supratip]

Hi, I have Gigabyte GA-F2A58M-DS2 motherboard and it offcourse has a stock battery. But recently whenever I turn my computer on the date and time are incorrect. Might be my battery. How to choose the correct battery for my motherboard. I don't want to end up with a wrong battery.

 

[boju]

What's the serial number on the battery?