Reason for the 3-star is the existing plug on the battery cable was only making contact intermittently presenting a very challenging scenario of the caddy worked for a while and quit; worked for a while and then quit again, most of the time on the course! By moving something in the vicinity of the plug, it would work for a while etc. making it a rather tough trouble-shooting case. I finally decided to change the plug by splicing the plug from the new cable to replace the old plug, and it worked!...