Additional optional features that can be included in the device are a magnet mounted on the bottom surface of the base member for removably attaching {HEAD ~ the device} to {TAIL ~ a metal surface} 
to
Additional optional features that can be included in the device are a magnet mounted on the bottom surface of the base member for removably attaching { HEAD ~ the device } to { TAIL ~ a metal surface }
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 REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL