Canon 600EX-RT Speedlite Flash (Black)<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"> Wireless multiple flash system uses radio wave communication for enhanced control of up to 5 groups of flashes </span></li><li><span class="a-list-item"> Dot matrix LCD panel and backlit button provide easy visibility </span></li><li><span class="a-list-item"> Color filter holder for attaching third-party color gelatin filters </span></li><li><span class="a-list-item"> 18 Custom Functions and 7 Personal Functions for creative flexibility </span></li><li><span class="a-list-item"> Full swivel， 180-Degree in either direction </span></li><li><span class="a-list-item"> New wireless multiple flash system using radio wave communication for enhanced control of up to five groups of flashes </span></li><li><span class="a-list-item"> Zoom flash head covers wide range of 20–200mm; maximum Guide Number (197 ft/60m at ISO 100) </span></li></ul><!--   Loading EDP related metadata  --><div aria-live="polite" class="a-row a-expander-container a-expander-inline-container"><div aria-expanded="false" class="a-expander-content a-expander-extend-content" style="display: none;"><ul class="a-unordered-list a-vertical a-spacing-none"><li><span class="a-list-item">Redesigned contact construction， improved flash head durability， and exceptional dust and weather resistance for reliable operation</span></li><li><span class="a-list-item">AF Assist Beam compatible with Canon’s new 61-Point High Density Reticular AF， dot matrix LCD panel and backlit button provide easy visibility</span></li><li><span class="a-list-item">18 Custom Functions for creative flexibility， full swivel， 180 degrees in either direction， color filter holder for attaching Canon and third-party color gelatin filters</span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41Dl%2Bk0z0pL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31t5k7JnY7L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/319AEwzH9-L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31pwpsDBupL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/317lWrm%2BdoL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31b8K%2BakN-L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41rRRYspgWL.jpg" noproxy></div></div>