Amperage is meaningless. Anything that puts out 0.15A or more will work but the voltage of 12-13.5VDC MUST be stable DC current with proper polarity observed.
No guarantees but something like this should work:
www .amazon.ca/Trnaroy-Universal-Switching-Connector-Electronics/dp/B07BV8WKCP
or better yet, maybe this:
www .amazon.ca/SoulBay-Universal-Switching-Selectable-Electronics/dp/B01N7RS0NG




























