When a vehicle battery does not have sufficient charge to start an engine, the driver uses {HEAD ~ a jumper cable} connected between a cigar lighter in the vehicle and {TAIL ~ the power output socket} to charge the battery 
When a vehicle battery does not have sufficient charge to start an engine , the driver uses { HEAD ~ a jumper cable } connected between a cigar lighter in the vehicle and { TAIL ~ the power output socket } to charge the battery
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH