User-friendly single button design for hassle-free diving mode settings. High-contrast display offers clear visibility, even underwater! Adjustable conservatism levels and dual metric/imperial units for personalized diving experiences. Rugged and stylish with a thermoplastic urethane body and durable steel button. Compatible with smartphones and PCs for easy dive log management and software updates. The Cressi Donatello Wrist Dive Computer is designed to make your diving experience smooth and enjoyable, featuring a single button that simplifies setting modes for Air, Nitrox, Gauge, and Free diving. Tailored for beginners in scuba diving, this device offers an impressively clear high-definition screen, ensuring all essential information is easy to read, even underwater. With three adjustable conservatism levels, divers can customize their settings for maximum comfort. The audible alarms are distinct and easily heard, providing peace of mind. You can also choose whether to use imperial or metric measurements, as well as select a deep stop function for added safety. Equipped with a battery life indicator and a user-replaceable CR2430 battery, this dive computer is both practical and convenient. It includes an interface for connection to smartphones via Bluetooth or to PCs and laptops using a USB cable, with software that works seamlessly on both Windows and Mac. The Donatello's elegant and functional design, combined with a modular and rugged build, makes it an essential companion for every diver, offering complete Nitrox management and intuitive navigation through its menus.