This is the Aqua Lung I470TC Wrist Dive Computer with Air Integration

Features:

• Bluetooth connects wirelessly to Aqualung`s free DiverLog+ app
• Using your smartphone, tablet or laptop, the DiverLog+ app (available for iOS and Android) allows you to wirelessly interact with your i470TC via the latest Bluetooth Smart technology.
• Remotely control all your i470TC settings, view Log and Profile data, add location, notes and other details, as well as store and share photos and videos of your dive.
• 4 operating modes. Air, Nitrox, Gauge (with run timer), and Freedive (tracks calculations to allow unrestricted switching between Dive and Freedive).
• User-changeable standard battery and data retention.
• Uses globally-available standard batteries and maintains settings and calculations between battery changes.
• Switch between up to 3 Nitrox mixes with 3 Transmitters Mixes up to 100% O2 with no restrictions.
• Audible alarms and additional high-visibility LED warning light for increased safety
• Single button access to last dive display (max depth and bottom time)
• User selectable deep stop with countdown timer
• History Mode records last 24 dives

Specs

• Backlight yes
• Max Depth (Dive and Free Mode) 120m/393 ft
• Max FO2 setting 21% to 100%
• Multiple Gas yes
• Max PO2 1.1 to 1.6
• Audible alarm yes
• Gauge Mode yes
• Freedive yes
• Safety Stop yes
• Deep Stop user set ON/OFF
• Logbook yes
• History mode yes
• Reset feature yes
• Download yes
• Number of buttons 2
• Fresh / Salt water select yes
• Temperature yes
• Algorithm Z+
• Conservative factor Adj yes
• Activation (wet or button) yes
• Mounting option Wrist / Console
• ALT adjustable auto adj.
• Ascent rate indicator yes
• Plan mode yes
• Calendar yes
• Batt power indicator yes
• LCD Display Segment
• Compass no
• Shortcut screen no
• Preview Screen no
• Air integration yes
• Bluetooth yes
• Data Retention yes
• Set Audible ON/OFF yes
• Set Deep Stop On/Off yes
• Set Depth Alarm yes
• Set EDT alarm yes
• set N2BG alarm yes
• Set DTR alarm yes
• Set Safety stop Depth/Time yes
• Safety Stop Timer yes
• Set WET ON/OFF yes
• Set Units yes
• Set Backlight duration yes
• Set Max PO2 alarm yes
• User Changeable Battery yes
• Dive Profile via Download
• Freedive Memory via Download

First in its class, the i470TC is an intuitive, stylish dive computer with Bluetooth communication and wireless air integration With stylish and instinctive design, the watch-style i470TC dive computer is packed with features that will keep you connected and on all your dive explorations. You can easily connect to Aqualung's free Diverlog+ app on your mobile device to wirelessly log your dives and manage computer settings. Complete 4 operating modes and the ability to switch between 3 nitrox mixes and 3 transmitters, the i470TC will be a compact "mission control" on your wrist.