Samsung Galaxy Ring ( Smart choice ), with Smart AI, No App Subscription, Fitness Monitor, Sleep Tracker, Up to 7-Day Battery - Unboxed

SIZE BEFORE YOU BUY: Galaxy Ring sizes differ from standard ring sizes; Purchase the Samsung Galaxy Ring Sizing Kit on Amazon first, and then select the size that fits you best FITS LIKE A DREAM: Your favorite sleep tracker is now wrapped around your finger — literally; Galaxy Ring is so comfortable, you won’t even notice it’s there while it collects insights on the quality of your sleep COMFORT MEETS STYLE: The elegant, lightweight design slips right onto your finger and into your day; From the gym to your business meeting to dinner with friends, it goes with everything — and is so comfortable, you’ll forget it’s there REMARKABLE DESIGN. EVERYDAY DURABILITY: This Galaxy Ring is built for your everyday — a concave design minimizes scratches for outstanding durability; Plus, Galaxy Ring isn’t afraid to take a splash — it’s water resistant (10ATM & IP68) READY, SET, TRACK: Let Galaxy Ring simplify your workouts; Just hop on the treadmill and start exercising — Ring intuitively starts tracking without you having to lift a finger. Make the most of every day using personalized Wellness Tips — track with your Ring and review each morning with your phone; Get a closer read on your body than ever before with improved Heart Rate Tracking from Galaxy Ring › See more product details Operating System Zephyr RTOS Memory Storage Capacity 8 MB Special Feature Activity Tracker, Gesture Control, Heart Rate Monitor, Sleep Monitor Battery Capacity 19.5 Connectivity Technology Bluetooth