The new Smart Apnea represents the evolution of the Nemo Apneist, becoming the benchmark dive computer for the most demanding spearfishermen and freedivers. Smart Apnea is very simple and intuitive to use. Managing and accessing all functionality is now a breeze, thanks to new improved software and two control buttons. Instant depth information, dive time, water temperature, descent and ascent speeds, can all be viewed on the display during every dive. Recovery time is always visible while preparing on the surface, a critical function for planning a safe dive. Programmable alarms: (depth, time, recovery, speed, hydration, etc.) Expanded memory capacity stores up to 9 dive sessions; while reading and data sampling every second. The data stored for each individual dive is easy to review, allowing for precise planning of your freedives for recreation, competition, or training. LCD segmented display and scratch-resistant mineral glass provides exceptionally visibility and reading. A new advanced-performance microprocessor combined with the latest generation depth sensor, optimize battery consumption. Maximum operating depth 150 METERSProgrammable alarms: (depth, time, recovery, speed, hydration, etc.). Recovery time - always visible while preparing on the surface, a critical function for planning a safe dive. Instant depth information, dive time, water temperature, descent and ascent speeds, can all be viewed on the display during every dive. Customizable program settings. Smart Apnea is very simple and intuitive to use.Item Weight: 0.25 Kilograms. Item Dimensions LxWxH: 7 x 5 x 5 inches. Material: Glass. Brand: Mares. Date First Available: December 16, 2014. Best Sellers Rank: #596,806 in Sports & Outdoors. Customer Reviews: 4.5 out of 5 stars 57 ratings 4.5 out of 5 stars. : B00R210ZFK. Model Year: ?2016. Part Number: ?0792460206053. Manufacturer: ?Mares. Material: ?Glass. Color: ?Black/Orange. Brand Name: ?Mares. Item Weight: ?0.25 Kilograms. Item Dimensions LxWxH: ?7 x 5 x 5 inches. Package Weight: ?0.85 Pounds. Item Package Dimensions L x W x H: ?6.6 x 5.4 x 5.3 inches.