The YongNuo YN-568EX shoe-mount flash is specifically designed for use with Canon cameras. It can be preset for a specific type of photo shoot or for certain weather conditions. This YongNuo camera flash mounts quickly to a Canon camera for use in a pinch with sudden weather or lighting changes. In addition, it works well for modeling photo shoots. For enhanced precision, a PC synchronous line adjusts for the specific needs of the application. Furthermore, the YongNuo YN-568EX employs TTL technology, which eliminates the need for an external power source. This shoe-mount flash recycles within 3 s for the next shot, allowing for a position or lighting change. For several shots in sequence, the multiple trigger mode can be activated. The YongNuo camera flash also offers a high-speed sync flash for a faster shutter speed. The YongNuo camera flash is simple to use and works great for beginning photographers to produce professional-quality photos.