Suunto Vyper Air Black inc. USB Interface

Advanced Features of Suunto Vyper Air:

Electronic 3D compass (user-adjustable time out)
Matrix display
2 gas switching
Optional wireless transmitter providing cylinder pressure and remaining air data
Optional Deep Stop
Dive profile displayed graphically on the screen

Other Main Features:

3 operating modes (Air, Nitrox, Gauge)
Complete decompression stop data
Suunto Deep Stop RGBM
42 h logbook and profile memory*
Lifetime history memory
Profile memory bookmark
USB compatible PC interface (included)
Multi step ascent rate indicator
Personal adjustment
Altitude adjustment 0-3000 m (0-10000 ft)
Automatic safety stop countdown
Extended decompression range (ceiling, floor)
Built-in dive simulator
Calendar clock
Alarm clock
Electroluminescent illumination (backlight)
User-replaceable battery
Depth display range 0-150 m (0-450 ft)
Audible alarms
Max. depth alarm
Display shield and protective boot
User-selectable metric or imperial units