Life time: Use 2-3 days, standby 5 days Wristband size: total length 250MM, adjustable length 120-200MM Bluetooth: Bluetooth 4.0 Capacity: 80mAh.syi
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Life time: Use 2-3 days, standby 5 days Wristband size: total length 250MM, adjustable length 120-200MM Bluetooth: Bluetooth 4.0 Capacity: 80mAh.syi