The portable electronic device 1, wherein the battery includes a body, the body is substantially rectangular in shape, and {HEAD ~ the body} has {TAIL ~ two opposite sidewalls} and a surface extending between the two opposite sidewalls 
has
The portable electronic device 1 , wherein the battery includes a body , the body is substantially rectangular in shape , and { HEAD ~ the body } has { TAIL ~ two opposite sidewalls } and a surface extending between the two opposite sidewalls
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 REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH