Fitbit Versa Lite FB415 Smartwatch Activity Tracker Heart Rate Blue NO BAND OR CHARGER Fitbit Versa Lite FB415 Smartwatch Activity Tracker in Blue is a versatile and high-quality fitness technology device designed for unisex adults. It features a 40mm display size and an aluminum material body with a water-resistant wristband. The smartwatch provides various measurements such as heart rate, speed, time, calories, and distance, making it ideal for indoor and outdoor activities like gym training, crossfit, swimming, pilates, and running. With features like wireless connectivity, Bluetooth compatibility, a stopwatch, pedometer, clock, and data review, this Fitbit model is perfect for tracking and monitoring your fitness goals.