Manufacturer’s Description

The newest addition to the Sigma line of flashes is the most powerful one yet, now offering a Guide number of 61 which translates into 61/m (200/ft) and designed to work with the latest TTL auto exposure systems of all the most popular digital and film SLR cameras.

The Specs

Warranty Information 1 year(s)
Weight 11.3 oz
Quick Glance
Flash Mode TTL
Compatible Camera Model(s) DSLR
Flash Coverage 160
Guide Number 61

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