Shearwater Upgrade Vpm-B Unlock Code
€53.72
This software feature upgrade allows your Shearwater model dive computer to be switched between a choice of VPM-B, VPM-B/GFS or Buhlmann ZHL-16C with Gradient Factors decompression modeling algorithms.
Allows choice of VPM or Buhlmann algorithm
Includes both VPM-B and VPM-B/GFS
VPM dive profiles often have deeper initial stops
We email an unlock code to you after purchase
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