Tusa IQ-800 DC-Sapience Wrist Dive Computer is top of the line! This computer is only 2 3/8" square and only 5/8" thick! Check out the second pic. It's as thick as an average dive watch!

Most important, the primary display characters of the Tusa IQ-800 DC-Sapience Wrist Computer are 1/2" tall! No problem seeing this display on this computer, even for those of us with diminishing eyesight.

The Tusa IQ-800 DC-Sapience Wrist Dive Computer is also the first on the market of offer the diver a vibrating alert system for all alarms instead of the standard beep alarms. Of course, if you still want the beeps, that option is available to you in the setup menu.

The IQ-800 is Nitrox compatible for mixtures from 21% to 99%. The entire display is backlit for easy night and low-light diving. The dual decompression algorithm is the Modified Swiss version that track 12 theoretical compartments. The user can choose an additional safety factor in the decompression calculations that offers more conservative calculations for multi-day continuous diving.

• The memory on the IQ-800 DC-Sapience stores up to 60 dives with a sampling rate of twice per minute.
• The history function records the total number of dives, total dive time, and deepest dive data.
• The 3 minute safety stop countdown clock engages when your ascent reaches 20 feet of less.
• long-life user replaceable battery.
• Rodales Tester's Choice!