Computer Mares Sirius Hunter

Computer Mares Sirius Hunter

• The Mares SIRIUS HUNTER is a rugged dive computer for freediving and spearfishing.
• Built to perform in any environment, it combines a durable construction, advanced freediving features, and intuitive operation—the ideal companion for freediving training and deep-sea diving adventures.

Key Features

• Extremely robust construction—reinforced housing, durable materials, and tactile buttons for use in all underwater hunting conditions.
• Large, clear mineral glass display – 1.3" diagonal (33 mm), chip-on-glass technology for optimal readability.
• Simple two-button menu – fast, intuitive navigation, even with gloves.
• Freediving training and pool functions – chronograph, countdown timer, lap counter, silent mode for full concentration.
• Deep sequential alarms – designed for advanced equalization techniques.
• Comprehensive freediving logbook – records up to 10 hours of dive profiles with a 0.5-second sampling rate; with graphical display in the Mares/SSI app.
• Bluetooth connectivity – for firmware updates, logbook upload, and dive graphics directly on your smartphone.
• User-replaceable battery (CR2450) – 200–300 hours of operating time.
• Everyday watch functions – date, time, alarm, time zone.

Technical Specifications

• Battery Type: CR2450
• Battery Life: Approx. 200–300 dive hours
• Maximum Displayed Depth: 100 m / 328 ft
• Ascent Rate Display: No
• Gas Switching: No
• Stopwatch: Yes
• Clock: Yes
• Dual Time: No
• Daily Alarm: Yes
• Dive Planner: No
• Metric/Imperial Unit Selection: Yes
• Fresh/Saltwater Settings: Yes
• Nitrogen Reset: No
• Audible Alarm Mute Option: Yes
• Uncontrolled Ascent Prevention: No
• Altitude Adjustment: Yes
• Resolution: 0.1 m to 99.9 m and 1 m below 100 m. The resolution in feet is always 1 ft.
• Temperature: -10 °C to +50 °C / 14 °F to 122 °F
• Logbook Memory: 200 hours of dive profile at a Sampling rate of 0.5 seconds
• Clock: Quartz, time, date
• Software upgradeable: Yes
• Air-integrated: No