Used Mares Smart Wrist Dive ComputerThe Smart Scuba Dive Computer features a clear display and sleek design. It is comprehensive and ergonomic, suitable for multimix and free diving. On the surface, you can adjust nitrox settings or view the logbook easily. Underwater, the Smart allows you to switch between depth information (top line) and complementary information (bottom line). The middle row displays decompression state. Repositioned buttons create a compact, ergonomic profile for