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ET540 1.91 inch IP67 Waterproof Silicone Band Smart Watch, Support ECG / Non-invasive Blood Glucose Measurement(Black)
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ET540 1.91 inch IP67 Waterproof Silicone Band Smart Watch, Support ECG / Non-invasive Blood Glucose Measurement(Black)
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ET540 1.91 inch IP67 Waterproof Silicone Band Smart Watch, Support ECG / Non -invasive Blood Glucose Measurement(Red)
