The battery with replaceable cells of the present invention includes a plurality of battery cells, {HEAD ~ each} contained within {TAIL ~ a separate casing} 
The battery with replaceable cells of the present invention includes a plurality of battery cells , { HEAD ~ each } contained within { TAIL ~ a separate casing }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL