J-style JA-1638 smart watch heart rate monitor activity tracker bracelet for smartphone APP from j style app Watch Video
Preview(s):
Gallery
Gallery
Gallery
Play Video: (Note: The default playback of the video is HD VERSION. If your browser is buffering the video slowly, please play the REGULAR MP4 VERSION or Open The Video below for better experience. Thank you!)
Jump To Video Parts
⏲ Duration: 1 minute 34 seconds 👁 View: 1.3K times
Play Video: (Note: The default playback of the video is HD VERSION. If your browser is buffering the video slowly, please play the REGULAR MP4 VERSION or Open The Video below for better experience. Thank you!)