This is a Yongnuo YN560-II (Amazon Link: http://www.amazon.com/gp/product/B00BXA7N6A/ref=as_li_tl?ie=UTF8&camp=1789&creative=390957&creativeASIN=B00BXA7N6A&linkCode=as2&tag=gnh2093-20&linkId=5C6IQ5CA4WQ6ETWW). It does everything we need it to do. It does not have ETTL (which basically means flash “auto”, having the flash kind of think for you how bright it should be). I take you on a quick tour around a speedlight flash to talk about four things you've gotta know. Wondering about all the buttons on the back of your flash? Watch this vid.