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W2 smart bracelet ios android sports accelerometer heart rate sensor
w2 smart bracelet ios android sports accelerometer heart rate sensor
W2 smart bracelet ios android sports accelerometer heart rate sensor
Languageschinese capacity mah40 materialtpu connectionbluetooth40 typesmart bracelet featuressports modelw2 sensorheart rate sensor accelerometer supported operation systemandroid ios listing date05252017 production modeexternal procurement

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