Conquer every hour with advanced training features, 24/7 health and wellness monitoring, and over a month of battery life with the Power Sapphire solar charging lens and a robust watch case designed for smaller wrists. Enjoy up to 14 days in smartwatch mode with solar charging from just 3 hours of direct sunlight per day, and up to 46 hours in GPS mode with solar charging. The rugged, sporty design features a scratch-resistant 1.2-inch display with sapphire glass and solar charging, a responsive touchscreen, traditional buttons, and a 42mm case made of fiber-reinforced polymer with a steel or titanium bezel and back cover. The watch has been tested for heat, shock, and water resistance according to US military standards.