The Sirius L is Mares' lightweight dive computer that combines performance and simplicity. With a clear LCD display, multiple dive modes, integrated Bluetooth, and the reliable Bühlmann algorithm, it offers precision and convenience in a compact design. Features like Safety Stop+, a two-button interface, and a replaceable battery make it ideal for any type of diver.

Lightweight design. Unlimited performance. The Sirius L is the streamlined evolution of Mares' high-performance dive computer. Designed for divers seeking power and precision without bulk, the Sirius L combines essential features, ease of use, and lightweight comfort.

• Clear Segment LCD Display: Clear, easy-to-read data thanks to Chip-on-Glass LCD technology, designed to ensure visibility even in difficult diving conditions.
• Multiple dive modes: Air, Nitrox, Multigas Nitrox (up to 3 gases), Freedive and Bottom Timer, with functions such as Safety Stop and Safety Stop+.
• Safety Stop+ Function: In addition to the classic safety stop, the Safety Stop+ function monitors ascent and automatically suggests an optional extended stop based on the dive profile and ascent rate. It is not mandatory, but adds an extra level of safety – ideal for deep or repetitive dives.
• Precise decompression management: Based on the proven Bühlmann ZH-L16C algorithm, with customizable gradient factors and different levels of configuration to suit your style, training and preferences.
• Intuitive Interface: Easy navigation both above and below the water with a two-button design.
• Bluetooth Connectivity: Sync directly with the Mares App or SSI App to access your logbook, track your progress and update your firmware easily.
• Long Battery Life: Powered by a user-replaceable CR2450 battery, lasting up to 100 dives.
• Includes watch functions: time and date, alarm, and countdown timer. A perfect watch for both diving and everyday use.

Main features:

• Dive modes: Air, Nitrox, Multigas Nitrox, Freedive, Bottom Timer
• Bühlmann ZH-L16C algorithm with customizable gradient factors
• Multi-gas compatibility: up to 3 gases
• Safety Stop and Safety Stop+ option
• Bottom Timer mode with resettable average depth and stopwatch
• Dive planner with decompression and adjustable surface interval
• Logbook for up to 100 dives with graphs (via Mares App)
• User-replaceable battery (CR2450) – approximately 100 dives
• Built-in Bluetooth for app syncing and firmware updates
• Intuitive navigation with two buttons
• Easily replaceable strap – compatible with colored straps or bungee mount (accessories sold separately)