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Amazon.com: Amazfit GTR 2e Smart Watch, 24 Day Battery Life, Alexa Built-in, Fitness Tracker with GPS & 90 Sports Modes, Blood Oxygen Heart Rate Tracker, 5 ATM Water Resistant, for Men Women
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Amazon.com: Amazfit GTR 4 Smart Watch for Men Android iPhone, Dual-Band GPS, Alexa Built-in, Bluetooth Calls, 150+ Sports Modes, 14-Day Battery Life, Heart Rate Blood Oxygen Monitor, 1.43”AMOLED Display, Grey : Cell
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Amazon.com: Amazfit GTR 4 Smart Watch for Men Android iPhone, Dual-Band GPS Alexa, Bluetooth Call, 150+ Sports Modes, 14-Day Battery Life, Heart Rate Blood Oxygen Monitor, 1.43”AMOLED Display,Black (Renewed) : Cell Phones
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