Fitness Trackers Vivo Smart 4, Large

• Track your wellness and fitness activity with style
• Slim, smart activity tracker blends fashionable design with stylish metal accents and a bright, easy-to-read display
• Get vibration alerts for all notifications, including calls, text messages, and more (text replies available for Android device users)
• Battery life keeps up with you lasts up to 7 days (excluding Pulse Ox sleep tracking) and is safe for swimming and showering, too

Accent your style while enhancing your fitness with our Vivo smart 4 activity tracker. This slim, swim-friendly wearable comes loaded with fitness and wellness features to help you make the most of a healthier, more active lifestyle. It monitors heart rate estimates at the wrist and includes helpful tools such as all-day stress tracking, a relaxation breathing timer, VO2 max, and activity timers for walks, runs, strength training, pool swims, and more. A wrist-based pulse Ox estimate sensor lets you check blood oxygen saturation anytime during the day or turn it on while you sleep. Plus, body battery energy monitoring helps you know when you're primed to be active or when you may need to rest.