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Amazon.com: Amazfit T-Rex Pro Smart Watch for Men Rugged Outdoor GPS Fitness Watch, 15 Military Standard Certified, 100+ Sports Modes, 10 ATM Water-Resistant, 18 Day Battery Life, Blood Oxygen Monitor, Blue : Electronics
Amazon.com: 22MM Sport Strap for Amazfit GTR 4/GTR 3 Pro/GTR 3/GTR 2/GTR 2e, for Ticwatch Pro 3, for Huawei GT 2 Replacement Wristbands Silicone Bands Adjustable Watch for Women&Men,Gray/DarkBlue/Black : Cell Phones
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