some more detailed information about the batterie holder
the correct (new) batterie holder has the color "light grey"
the old ones have a different form and the color is white and they are 3d printed.
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Sorry for the late answer. Please be aware: There in NO additional cooling option planned for ctrlX CORE. The operating temparature is -25°C up to 55°C. Beyond that, a cooling of the cabinet is necessary.
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