Mares Sirius L Dive Computer Swimming Fins An interchangeable blade which is

An interchangeable blade which is very lightweight and reactive and also well-adapted for the most demanding of free-diving use

Comfortable fit

• 2 Rechargeable Lithium-ion Batteries

enabling you to cover a lot of ground without cramping leg muscles or straining ankles

Mares Sirius L Dive Computer Swimming Fins An interchangeable blade which isKey Features at a Glance: Dive modes: Air, Nitrox, Multigas Nitrox, Freedive, Bottom Timer Bhlmann ZH L16C algorithm with customizable gradient factors Multigas capability: up to 3 gases Safety Stop and Safety Stop+ options Bottom Timer mode with resettable average depth and stopwatch Decompression dive planner with user adjustable surface interval Logbook capacity for up to 100 dives with graphs (via Mares App) User replaceable battery (CR2450)