Bidspirit auction | Three Sigma EF-610 DG ST

Three Sigma EF-610 DG ST Electronic Flash Unit In Box - Sigma EF-610 DG ST Electronic Flash. Designed for powerful, easy-to-use flash photography, this unit features a guide number of 61 (m / ISO 100) for ample illumination in low-light environments. Brand: Sigma Model: EF-610 DG ST Condition: Pre-owned in original box packaging (see photos for exact cosmetic condition