Thinklite TTL camera flash TT685S applies to Sony DSLR series cameras and is compatible with TTL auto flash. With this TTL compatible flash, your shooting will become simpler.

Two Transmitting Styles to Offer Creative Light Effects
Optical transmission with even illumination and stable output.
2.4G wireless transmission with all-in-one functions and 100 meters further transmission.

Master & Slave Flash
TT685S is compatible with Sony Wireless Lighting System (WL). It can function as either an optical wireless master or slave flash.

As a master unit, TT685S can control Sony camera flashes, e.g. HVL-F60M, HVL-F43M and HVL-F32M via wireless.

As a slave unit, TT685S can be controlled by wireless signals of Sony camera flashes, e.g. HVL-F60M, HVL-F43M and HVL-F32M.

About Godox
Founded in 1993, GODOX Photo Equipment Co. Ltd is a comprehensive photography enterprise integrated with product R&D, design, manufacture and sales. Our mission is to deliver high quality products with competitive price to our customers.
Godox offer a full line of studio photography equipment, including studio flash and portable power inverter, outdoor flashes, continuous lighting, studio flash accessories, camera flashes, macro lighting, speedlite power pack, camera flash accessories, flash triggering and control system, and other studio accessories, etc..

For more information, please feel free to visit http://www.godox.com/EN/Products_Camera_Flash_TT685S.html