The pin has a generally tapered transition portion which provides a contact surface for the battery, and this transition portion is also symmetric such that {HEAD ~ the orientation} of the pin relative to {TAIL ~ the board} is unimportant 
relative to
The pin has a generally tapered transition portion which provides a contact surface for the battery , and this transition portion is also symmetric such that { HEAD ~ the orientation } of the pin relative to { TAIL ~ the board } is unimportant
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH