Got Nail!™ bar hangers, Pass-N-Thru™ tool-less shortening of bar hangers, Slide-N-Side™ wire traps, Quick Connect wiring connectors included in junction box, Thermally protected, Die-formed housing and plaster frame, Socket aiming for ceilings from 2/12 to 6/12 pitch, Slope indicator provides quick and consistent lamp settings, Telescoping housing adjusts deeper for sharper lamp cutoff