Seac Action, Dive Computer with USB Cable for Scuba and Freediving, Logbook, Planner, Safety Alarms

Seac Action is the wrist computer for scuba diving and freediving activities; easy to use with 3 main modes: scuba mode: complete management of the recreational dive profile with Bühlmann zhl-16c decompression algorithm for 1 or 2 mixtures (air, nitrox and mixtures with o2 concentration up to 99%); gauge mode: depth gauge and stopwatch for the management in autonomof the management Diving profiles; freediving mode: dive/surface time, deep Robust and treated construction for excellent resistance to shock, corrosion and temperature changes; LCD screen with contrast and adjustable backlight; Long life cr2450 battery; with stainless steel crown, buttons and buckle Logbook memory: scuba mode: 40 hours with record every 5"; Freediving mode: 18 hours of activity with record every 2"; Safety alert: mod overrun alarm, decompression stop violation alarm, ascent speed alarm, nofly and desaturation times, maximum altitude alert allowed; dive planner "ndl only" Dive manager software for Mac and PC (requires min windows 10) available for free on site; download data with USB cable