-Freediving mode (apnea) with dedicated alarms
-Full featured nitrox dive computer with two gas capability
-Bottom timer mode with resettable average depth and stopwatch
-Logbook capacity in excess of 20 hours of dive profile at 5-second sampling rate (scuba)
-Decompression dive planner with additional surface interval function
-Upgradeable firmware
-Complete watch functions: stopwatch, wake-up alarm, second time zone, date
-User-replaceable battery