Video at Amazon.com View So I must say that I am completely satisfied. Did Although a bit used to cope with the operation of the timer, but absolutely great for the price. One star deduction because an ON / OFF switch is missing. However, the coin cell should last a long time. But I can not say anything because I have the timer only recently. I chance it attach a video, what I did with my 550D. Thus, the thing simply have to buy! About the clip: images shot in RAW. Exposure 30sec. ISO 800 Lens: Sigma 17-70mm f2.8