Shearwater Petrel ** attention scuba divers.

The Petrel 2 from Shearwater Research is a full decompression dive computer incorporating the Bühlmann ZHL-16C algorithm, with user configurable Gradient Factors (GF). Gradient Factors allow the diver unique and individual control of their dive computer decompression calculations. The computer and the bag, no cables. Like new, used only a couple of times. Fast shipping!!!