Anyone have a Koso Temp gage?

[M4me]

I need to get a new battery for mine and lost the old one so, I am not sure which one to get.
This is the model:

http://www.dirtbike-superstore.com/ProductDetails.asp?ProductCode=KOSO-LCD-TEMP-GAUGE&click=2

 

[M4me]

Found it!