Yongnuo YN-622C-TX 7-Channel E-TTL Wireless Flash Controller for Canon E-TTL / E-TTL II Cameras， 2.4GHz Frequency， 1/8000sec Sync Speed<div style="text-align: left;"><strong>[Product Information]</strong><ul><li id="replacementPartsFitmentBullet" class="aok-hidden" data-doesntfitmessage="We're not sure this item fits your " data-fitsmessage="This fits your "><span class="a-list-item"><span id="replacementPartsFitmentBulletInner"><a href="#" class="a-link-normal hsx-rpp-fitment-focus">Enter your model number</a>to make sure this fits.</span></span></li><li><span class="a-list-item"> This Item Includes: Yongnuo YN-622C-TX 7-Channel E-TTL Wireless Flash Controller - LS-2.5/C1 Shutter Connecting Cable - LS-2.5/C3 Shutter Connecting Cable </span></li><li><span class="a-list-item"> LCD screen display， multi-buttons quick operation </span></li><li><span class="a-list-item"> The firmware can be upgraded through the USB interface </span></li><li><span class="a-list-item"> Supports wireless shutter release function </span></li><li><span class="a-list-item"> The focal length (zoom) of the A/B/C three groups of flash can be adjusted separately </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/51hV-Ew2XzL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41KLzkUW8dL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/419P6vsfleL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41SlFPws9RL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41L5VEuWcNL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/516jom%2BL0oL.jpg" noproxy>