Bluetooth earphone type dismountable smart bracelet with OLED display

Main Features:

* Android + Apple system supported
* Bluetooth standard 4.0+BLE
* 0.91" OLED time disply
* Support sleep monitoring
* Remote camera
* Support pedometer and stopwatch
* Incoming calls notification with APP
* Anti-lost
* Alarm clock set in App
* Far away from radiation
* Standby time: 100h
* Color: yellow, rose, red, green, black, blue

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