Another winner from Pentax. I bought this flash when I had some big family events (weddings) where they wanted to take some pictures of the reception and the families. Hey, great excuse for new camera gear, right? I was concerned about flash performance as fairly large groups will be involved and you need a more powerful flash to evenly cover an area like this. This outburst did NOT disappoint. Even in a group of twenty people, at 15 or 20 feet, there is lighting with ASA 200 and F5.6. I'd rate