This lot contains three great Nikon shoe-mount flash units, all from different eras.

Nikon SB-80DX: working; has wear but no damage; the on/off button is a bit fidgety and make  take a coupe of tries.

Nikon SB-27: looks great, works fine; comes with instruction manual.

Nikon SB-15: looks great, works fine; comes with soft  case (not shown).