Talk to Dr Mike.
He has to be one of the formost authorities on bail out CCR on here. (unless others are keeping their heads down

)
My 2p is unless your divinge very deep (beyound 30mins at 80m ) or very far into a cave, its more hassel than its worth.
ATB
Mark Chase
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Is it supposed to make that noise ?
I took my unit to the dive shop and demanded they bolt on every thing that would fit.
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