Oittm Smart Sport Watch with Heart Rate Monitor, Calorie Counter, Fitness Activity Tracker & Running Exercise Timers, Alarm, El Backlight, Chronograph and Stopwatch with Medical Silicone Gel Strap Smart Digital Watch (Blue)

Oittm Smart Sport Watch with Heart Rate Monitor, Calorie Counter, Fitness Activity Tracker & Running Exercise Timers, Alarm, El Backlight, Chronograph and Stopwatch with Medical Silicone Gel Strap Smart Digital Watch (Blue)

Exercise Guidance: Continuously displays your real-time heart rate during exercise. With this information you can gauge your intensity and stay within your target zone to maximize your workout. It’s like a personal trainer on your wrist telling you when to slow...