The LCD panel can also be illuminated. The buttons can be operated with a single thumb. 5D, 5D Mark II,5D Mark II I,5D Mark IV. 7D,7D Mark II,7D Mark II I,7D Mark IV. If you set it to 10 minutes, for example, one exposure will be taken every 10 minutes until either the film runs out or the Exposure Count limit has been reached.
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