Right light set made by Pentax for Pentax cameras with program mode. The 360-degree flash supports close-up and macro photography. Usable with SMC Macro 50mm f4, Macro 100 f4, Bellow 100mm f4, and other wide angle lenses shorter than 40mm with reverse ring.
Size: 24 x 93 x 122 (ring light); 70 x 70 x 83mm (control unit)