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M4 Waterproof Smart Bracelet
Heart rate: monitor heart rate.
Blood pressure: analog measurements.
Blood oxygen: blood oxygen during exercise.
Note: Sports pedometer step.
Sleep monitoring: monitoring sleep quality.
Sedentary reminder: sedentary time setting.
Reminder: shock (incoming calls, text messages etc.).
IP67 waterproof, no need to worry the rainy day.
Alarm prompt: via APP settings.
Motion plan: via APP settings.
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