Update your EF-630 Electronic Flash for Canon using Sigmas Optimization Pro software on your computer with this FD-11 Flash USB Dock. This allows you to plug your flash in via a USB connection and install firmware updates for enhanced functionality a
Update your EF-630 Electronic Flash for Nikon using Sigmas Optimization Pro software on your computer with this FD-11 Flash USB Dock. This allows you to plug your flash in via a USB connection and install firmware updates for enhanced functionality a
Compatible with Canon E-TTL / E-TTL II Guide Number: 207 at ISO 100 and 200mm Zoom Range: 24-200mm (17mm with Panel) Tilts from -7 to 90° Rotates Left Right 180° Wireless Slave Functionality Wireless TTL Functionality Modeling Light F
Compatible with Nikon i-TTL Guide Number: 207 at ISO 100 and 200mm Zoom Range: 24-200mm (17mm with Panel) Tilts from -7 to 90° Rotates Left Right 180° Wireless Slave Functionality Wireless TTL Functionality Modeling Light Function; AF
