Sigma TC-2001 2x Teleconverter Mount:for Canon EF The Godox TT685S II Flash

The Godox TT685S II Flash makes it easy to create both simple and elaborate lighting setups

Tool-Free Camera AttachmentForget fumbling for tools—this plate features a folding thumbscrew for quick

but can also be used to control exposure compensation settings

Compatible with select Sony cameras featuring Bluetooth connectivity

Ultra-Compact Pancake Design: At less than 1 inch thick

Sigma TC-2001 2x Teleconverter Mount:for Canon EF The Godox TT685S II FlashOptimized for Canon EF mount lenses in the Global Vision line, the TC 2001 2x Teleconverter from Sigma will offer an increase in focal length of 2 times for select Global Vision lenses. This model offers full communication between the lens and camera and will allows autofocus to operate at up to f 8. The teleconverter also features two Special Low Dispersion elements for reducing the appearance of chromatic aberrations and maintaining quality.