Garmin Descent G1 Solar Dive 45mm GPS Smart Watch (Hurricane Blue)The Garmin Descent G1 Solar Dive 45mm GPS Smart Watch tracks your activities with more than 30 built in sports apps and advanced training features. You can now explore longer with up to 25 hours in dive mode, up to 124 days in smartwatch mode when solar charging, and up to 39 hours in GPS mode when solar charging. It supports multiple dive modes ranging from technical to free dives and is GPS enabled to help mark surface entry and exit points. With a