Scubapro G2 Wrist Computer Algorithm Customizable ZH-L16 ADT MB Fresh/Salt Water Yes Audible Alarms Yes Depth Display 394′ (120m) Altitude Adjustable With Decompression: Sea Level to Approximately 13300′ (4000m), W/O Decompression (Gauge mode) At Any Altitude Operating Modes Air, Nitrox, Gauge, Trimix, CCR & Side-Mount Back Light Yes Memory Capacity Up to 1,000 Hours Time, Date & Temperature Yes Imperial/Metric Display Yes Power Rechargeable Lithium-Ion Battery Dual Time and Daily Alarm Yes Air Integrated Yes Pressure Display 4350 psi (300 bars) Digital Compass Yes Upgradable Yes