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Go to the shopTactical SmartWatch V3 HR
$51.99
Features： Test a runner with the data By using inbuilt 3D accelerometer, track your current speed and distance, allowing you to look up speed and distance even in indoors motion (such as treadmill running ). *The data accuracy will be affected by factors such as using habit, motion range of different persons. Develop your full potential,discover a better you...