M4 Smart Watch

Product Details:

-Step Analysis.
-Sleep Monitoring.
-Information Remind.
-Sedentary Remind.
-QQ Remind.
-WeChat Reminder.
-Shake Shooting.
-Extra Long Standby.
-Waterproof Design.
-Heart Rate.
-Calorie Detection.
-Intelligent Alarm Clock.
-Find Wristband.
-Various Languages.
-Time Display.
-Raise Your Hand Bright Screen.