Aqualung - i550C 2-Gauge Computer with NH Compass

Aqualung I550C Computer with Compass: Complete Instrumentation w/Navigation Aqualung i550 Computer: Defined-by-Its Rugged, Straightforward Approach In-an-Easy-to-Use Console Versatile Dive Computer Perfect for Both New and Seasoned Divers Comprehensive Suite of Features Now Bluetooth Compatible Gas Integration Nitrox and Gauge Modes Backlight Technology Gas Time Remaining Easy-to-Read, Large Face Console Allows You to Focus On-your-Dive Sure, Choice for Your Dive Kit 3 Operating Modes. Air, Nitrox, Gauge (with run timer) User-Changeable Standard Battery Data Retention Aqualung's Patented Gas Time Remaining (GTR) Algorithm GTR: Provides Calculations in Real Time, Allowing Accurate Gas Management Backlighting for Easy Reading in Low Light Audible Alarms & Additional High-Visibility LED Warning Light for Additional Safety User-Updatable Software Optional Download Cable: Access to Latest Features and Upgrade (see SKU: UDRPCI550) Pre-Dive Planning Feature Allows Preview of Next Dive Si