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