The Garmin Descent X30 is a premium GPS dive computer with a bold rectangular design, engineered for technical, CCR, and multi-gas divers. Featuring a high-resolution LCD display, air integration support, and sonar-based diver communication capability, it’s a compact powerhouse designed for the most demanding underwater environments. 2.4-INCH COLOR DISPLAY See critical information and custom dive screens at a glance on a large and easy-to-read color display. FLIP-SCREEN MODE Orient the buttons on top of the display with flip-screen mode. Navigate your custom dive screens with up to three data fields per page. The large metal buttons are easy to use, even with gloves on. MULTIPLE DIVE PROFILES Enjoy support for single- and multi-gas dive profiles, including trimix. NDL AWARE DEPTH METRICS Extend your bottom time with NDL Aware depth metrics that work in real time to show how specific depth changes can impact your no-decompression limit (NDL). SURFACE GPS AND COMPASS Mark your surface entry and exit points with advanced satellite connectivity. Find your target before you dive with this GPS tool, and navigate underwater with the 3-axis digital compass. ECO-FRIENDLY DESIGN 100% of the plastic used in the dive computer’s housing and bezel is made with recycled ocean-bound plastics. DYNAMIC DEPTH CHART See your depth history during a dive, and get a clear understanding of where you have been and how it affects your decompression plan to help guide your ascent. DIVE BANDS The comfortable and durable hinged silicone dive band fits easily over your wetsuit. Descent X30 is also compatible with 26 mm QuickFit bands, including the bungee mount. DIVE LOG Store and review data for all your dives — and share via the Garmin Dive app. GARMIN DIVE APP Pair the app with your Descent dive computer to automatically sync and upload your dive logs. WATER THERMOMETER Find the thermocline with the onboard water temperature sensor. SURFACE INTERVAL TRACKING This feature helps you plan multiple dives in a day to ensure your body has enough time to properly off-gas. STAY ALERT Increase situational awareness with audible and vibration alerts.