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Amazon.com: Amazfit T-Rex 2 Rugged Smart Watch, Military Certified, GPS, 24-Day Battery Life, Heart Rate, VO2, SPO2 Monitoring, Pacer, Altitude, 10 ATM Water-Resistant, Sleep Monitoring (Black) : Electronics
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Amazon.com: SMITHA Watch Bands Compatible with Huami Amazfit T-Rex/T-Rex 2/T -Rex Pro/T-Rex Ultra, Rugged Nylon Sports Strap With Woven Loop Design : Cell Phones & Accessories
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