Designed for avid divers, the Aladin A2 combines the compactness and convenience of a wristwatch-style dive computer with advanced features and functions that enable you to excel in your sport. Offering full time-keeping functions, the Aladin A2 includes multiple dive modes (Scuba, Gauge, Freediving, Trimix, Sidemount, and CCR) plus a Sport mode with functions like a swim stroke counter, pedometer, and stopwatch. Lightweight and comfortable on the wrist, the A2's high-resolution matrix display with backlighting features easy-to-read large numbers plus intuitive menu and four button controls for easy system navigation. Wireless air-integration can handle multiple transmitters and provides true remaining bottom time (RBT) based on your workload from breathing, while the digital tilt-compensated 3D compass helps you navigate underwater and on the surface. The heart rate monitor records heartbeat and skin temperature for factoring into the decompression calculation along with workload (works with optional SCUBAPRO HRM Belt only; sold separately). This dive computer has a maximum operating depth of 394 feet, ZH1-L16 ADT MB algorithm offers 8 gases (21-100% O2) plus 2 in CCR mode, has an estimated battery life of up to 2 years or 300 dives, and is backed by a 2-year limited manufacturer's warranty. Driven to constantly innovate and improve the diving experience, SCUBAPRO builds flawless equipment for the work, sport, and lifestyle of people whose passion is found below the surface.