The NEW Fitbit Sense 2 Advanced Health and Fitness Smartwatch in Shadow Grey/Graphite is a high-tech activity tracker designed for both indoor and outdoor use. With a sleek aluminum build and a 40mm display resolution of 1920 x 1080, this smartwatch provides accurate measurements for heart rate, time, calories, and distance. It is compatible with both iOS and Android operating systems, offering features such as Bluetooth connectivity, alarm settings, calorie monitoring, and average heart rate tracking. The battery life of up to 6 days ensures long-lasting performance, making it an ideal device for individuals looking to track their fitness journey in style.