what is the connector for next to the starter relay under the tool box?

[KSMITH]

does any one know?

i found an old tracking device and ripped it out- but saw the connection , next to the yellow relay which i presume is the starter relay?

thanks

 

[Jughead]

 

[KSMITH]

 

[KSMITH]

 

[capeklr]

 

[Jughead]