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Amazfit GTR 4 Smart Watch with GPS Sleep Quality Monitoring Step Tracking Heart Rate SpO2 Sensor Alexa BuiltIn Bluetooth Cal...
Amazfit GTS 4 Smart Watch with Step Tracking Heart Rate SpO2 Tracking Alexa BuiltIn Sleep Quality Monitoring GPS Bluetooth C...
Amazfit Bip 3 Smart Watch for Android iPhone Health Fitness Tracker with 169 Large Display14Day Battery Life 60 Sports Modes ...