Samsung R861 Galaxy Watch FE, 40 mm, Black STYLISH DESIGN: With its lightweight aluminum case and 40mm dial, this Samsung Galaxy Watch FE combines style and function.COMPLETE ACTIVITY TRACKING: Track your steps, heart rate, calories burned and more with built-in sensors.Long battery life: Enjoy up to days of battery life on a single charge.【Reinforced Waterproof】Water resistant up to 50m, this watch is perfect for use in water activities.Advanced connectivity: Stay connected with Bluetooth, built-in GPS, and voice assistant compatibility. Track over 100 workouts: Find the perfect workout to suit your lifestyle and fitness goals.Measure body composition: Gain valuable insights into your body's composition to optimize your fitness routine.Set personal fitness goals: Stay motivated and focused with personalized fitness goals.Track sleep and heart health: Monitor your sleep quality and heart rate to improve your overall well-being.