1.69 Inch Full Touch Screen The sport smartwatch designed with 1.69 inch full touch screen, super light-weight of 37g and a thickness of 9.9mm, providing you with sensitive touch control, customized interface and smooth skin-friendly silicone strap, making it comfortable to wear for both men and women. 24/7 Heart Rate & Sleep Monitor Automatically monitor your real-time heart rate and records your sleep status (deep, light, and awake) every second with sensitive motion sensor. Analyzing your sleeping quality by the accurate and historical data in the app and optimizing your sleep to get a healthy life-style. You can also set smart alarms to wake you up with vibration to experience an easier and regular life. Long Battery Life The fitness smartwatch comes with a fast-charging USB cable, supports 7-10 days use and standby for 30+ days after 2h fully charged. Take it with you for traveling, hiking, swimming and working, never worry about being on low power. Fitness Tracke