Check the listing for details. Cressi Leonardo Wrist Computer. Condition: New. Listed at 249.95 USD. Our eBay Store About Us Contact Us Add to Favorite Sellers Please contact us for a personalized shipping quote Cressi Leonardo Wrist Computer FO2 adjustable between 21% and 50%PO2 adjustable between 1.2 bar and 1.6 barCNS oxygen toxicity graphic indicatorSingle button interface (short push changes function, longer push selects functions)Three levels of user-adjustable conservatismUser-selectable Deep Stop functionModified Haldne and Wienke algorithm Leonardo - first and only dive computer designed and built completely in the Cressi An elegant expression of simple, functional design, the Leonardo is a must-have for divers entering the sport and those who “just want to dive.” A single button interface makes it effortless to program Air, Nitrox and Gauge modes the first time a diver picks the computer up, and an edge-to-edge, high-definition screen gives large numerical displays in a computer that is still compact and travel-friendly. The clearly visible battery life indicator and distinct audible alarms deliver critical information as well as peace-of-mind during the dive. The Leonardo can also be fully re-set after each use, making it an excellent choice for rental departments.-Air, Nitrox and Gauge modes -FO2 adjustable between 21% and 50% -PO2 adjustable between 1.2 bar and 1.6 bar -CNS oxygen toxicity graphic indicator -Single button interface (short push changes function, longer push selects functions) -Three levels of user-adjustable conservatism -User-selectable Deep Stop function -Modified Haldne and Wienke algorithm -Tissues: 9 with saturation hemi-phases between 2.5 and 480 minutes -Ascent rate alarm (10 m per minute) -Log book for 60 dives/75 hours of information with 20-second sampling rate -Battery life indicator -Distinct, easy-to-hear audible alarms -User changeable battery -Adjustable unit of measure: English or Metric -Backlit display -Built-in calendar and clock. -The instrument may be fully reset, in case of renting. -PC/Mac interface with simulator and dive profile (optional) Product Details Category Essential Gear > Computers and Gauges SKU KS770051 Weight 2.0000 Color Black/Yellow Size None UPC .