Anybody know what 12v battery will fit into the battery compartment of a CT90

Anybody know what 12v battery will fit into the battery compartment of a CT90?

1 comments
  • Size of the original battery is 3.5 inches wide, 3.9 inches tall.

    Smallest 12 volt I find is YTX 4L-BS, and it is about 1 inch wider.