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Outdoor GPS Smart Watch VS Trex T-Rex Pro Men Heart Rate SpO2 5ATM IP68 Waterproof Tactical Smartwatch for iPhone Samsung Xiaomi - AliExpress
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Amazon.com: COROS APEX 2 Outdoor GPS Watch, 1.2" Sapphire Titanium, 17 Days Battery Life, On-Wrist Navigation, Offline Maps, Heart Rate Monitor, Track Sleep, Running, Biking, Skiing, Climbing-Coral : Electronics
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