jumper with three small pins on each end

MEK1954
MEK1954 Registered Users Posts: 23 ✭✭
edited December 2020 in General Solar Power Topics #1

I have 2 renogy rover pg 60a powering my batt bank i did get a jumper with three small pins on each end, I can not find any info in the manual about this jumper wire, does anyone know what it is for?