Sigma EM-140 DG NA-iTTL Macro Ring Flash for Nikon DSLR Cameras

Sigma EM-140 DG Macro Flash Unit (Nikon NA-iTTL Fit). 2 x Macro Flash Adapters (55mm and 58mm rings). Guide Number of 14 (ISO 100) for powerful macro illumination. Sigma Soft Carrying Case(Main unit, case, and listed adapters only; no box or manuals included).