Amazing technical computer here are some features:
Up to 6 gases
Helium, oxygen, nitrox, air
Wireless air integration up to 6 transmitters
Audible alarms
Advanced 3 axis digital compass
PO2 settings from 1.0 to 1.6
Max operational depth 400ft
FO2 7% 100%
Set Helium from 0% to 93%
Powered by the tried and true Buhlmann ZHL 16C algorithm with adjustable gradient factors
User upgradeable firmware
Dive log up to 24 dives
Track E.N.D. and W.O.B. during dive
Change gas option during dive
Customizable dive screens
Price $620