HOT M4 Smart Band – Waterproof Blood Pressure Heart Rate Calories Fitness Tracker (9 colors)

$44.99

Main Features:

– Bluetooth Synchronization
With Bluetooth 4.1, this smart bracelet is available for smartphones with Bluetooth function
– Professional 24H-continuous Heart Rate Detection
Whether you are resting or doing sports, detect your heart rate accurately
– Intelligent Anti-lost

 

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