Buy from Amazon.com : http://fave.co/19vIah1 <br /><br />YONGNUO Wireless TTL Flash Trigger YN622 YN-622C with High-speed Sync HSS 1/8000s for Canon<br /><br />Product Description : <br />Support Full ETTL Pass-through function when on camera <br />High-speed Synchronous and Remote Control Function <br />Supporting mixed mode and Single-contact of camera and flash trigger <br />Work with Strobe Studio flash light in HSS function <br />Flash Fire Ratio with ETTL
