Previous speakers have already set itself in detail with the product apart. I save a lot of words and I endorse wholeheartedly the very good reviews on. However, I also want the seller Lee Kornfield emphasize at this point, who sells the wireless remote release at a tremendous. Thanks 'FBA' is the order within the shortest possible time (in the packing station). Bravo to all involved and full points for the product, the seller and the shipper: * * * * *!