YONGNUO YN024 YN600EX-RT Wireless Flash Speedlite 2 Piece Plus YN-E3-RT Radio Transmitter for Canon DSLR Cameras<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"> YN600EX-RT can be used as on-camera master unit and remote slave unit of Canon's RT system and supports Gr grouping mode </span></li><li><span class="a-list-item"> 2.YN600EX-RT can be used as master unit to trigger another YONGNUO YN600EX-RT or Canon's 600EX-RT and live display the flash groupings of slave unit and recycling information.. </span></li><li><span class="a-list-item"> 3.GN60@ISO100，200mm，supports high-speed sync TTL， manual flash， Gr grouping flash， the highest synchronous speed can reach 1/8000s </span></li><li><span class="a-list-item"> 4.YN600EX-RT not only supports YONGNUO， Canon's and Nikon's wireless optical master signal， but also supports S1 and S2 pre flash cancel mode </span></li><li><span class="a-list-item"> 5. YN600EX-RT equipped with the USB interface， supports firmware upgrade， the users can download the upgrade firmware through the Yongnuo official website to upgrade the flash </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/51IM3RJ5knL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41GvxHjpZ1L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/419jaBF4m1L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41s2wukQ6kL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41EOSywL2-L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41ysgurqoxL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41QTIdaVLsL.jpg" noproxy>