The installation of the battery

[xaviera]

Otherwise, is equal to put a little time bomb in the back. On the larger model, because it impact on the center of gravity position is not very big, suggest not to use batteries backwards method to adjust the focus. Can't for the battery shell of strong and ignored the shock of it. It and other parts, also should use foam plastic package, try to reduce the vibration, in order to avoid the battery internal or severe vibration and damage of the lead part.

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