Suunto D3 FreeDive Computer - Blue

Free-diving instrument with free, gauge, and watch modes. Maximum depth display to 99 Meters, with adjustable profile sampling rates down to 1 second. Logbook records and stores dive data. Optional PC Interface allows you to download log graphs for further analysis. Includes Display Shield. Dual-Time and Alarm. PC software NOT included. Operating Modes: Free, Gauge, and Watch PC Interface Compatible, but NOT included Maximum Depth Display to 99 Meters (300 Feet) Ascent Rate Monitor and Alarm in Gauge Mode Only Backlight Audible Alarm Memory Capacity Profile (20 Second Sampling Rate): ~36 Hours Logbook: ~36 Hours History: Lifetime Profile Sampling Rates: 1, 10, 20, 30 and 60 Seconds; The gauge mode's default sampling rate is 20 Seconds. You can reset other sampling rates (10, 30 and 60 Seconds) without any additional equipment. The Free Mode rate is fixed to 1 Second. Decompression Model: Bottom Timer Only Calendar Clock Dual Time Stopwatch Dive Time in Seconds and Minutes in Free and Gauge Modes Max Depth Alarm Daily Alarm Battery Power Indicator User Replaceable Battery Selectable Metric/Imperial Units