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Amazon.com: Amazfit Bip 3 Smart Watch for Android iPhone, Health Fitness Tracker with 1.69" Large Display,14-Day Battery Life, 60+ Sports Modes, Blood Oxygen Heart Rate Monitor, 5 ATM Water-resistant (Black)
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Amazon.com: Amazfit GTS 4 Smart Watch for Men, Dual-Band GPS, Alexa Built-in, Bluetooth Calls, 150+ Sports Modes, Heart Rate SPO₂ Monitor, 1.75” AMOLED Display, Health Fitness Watch for Android iPhone, Black :
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