Product Description: ID116 Smart Watch - The ID116 smart watch can be turned on by holding the function button for more than 3 seconds when it's powered off. To turn off your phone in the Bluetooth address interface of the bracelet, press and hold the wrist switch for 2 seconds. A short press will exit the shutdown page. Resetting the device clears all data stored on the bracelet, including step counting. Under power-on state, a short press of the function key lights up the screen. The default clock page can be switched by pressing the short press function key to view different pages, with inactivity causing the screen to switch back to the default five-second timer after 5 seconds. The heart rate interface features a three-in-one test that includes heart rate and blood pressure measurements, supported by the bracelet's hardware. The watch offers various functions such as: clock interface, step counting, distance tracking, calorie burn monitoring, and multi-mode functionality for running, skipping rope, sit-ups, sleep tracking, and information mode. The ID116 smart watch is equipped with a range of features including: Personal settings for age, height, weight Application push notifications for calls, SMS, other reminders, alarms, and more Basic parameters: equipment type, vibration motor support, operating temperature range (-10C ~ 50C), system requirements (iOS9.0 and above/Android 5.0 and above), battery type (Lithium polymer), synchronization method (Bluetooth4.0), sensor (Low Power Acceleration Sensor) The earphone is a universal device compatible with various devices, offering 360-degree surround sound with bass and noise correction.