View 3 of GTR1 Smart Watch for Men,14-Day Battery Life, GPS, 5 Satellite Positioning, Heart Rate, SPO? Monitoring, 5 ATM, Black

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View 1 of GTR1 Smart Watch for Men,14-Day Battery Life, GPS, 5 Satellite Positioning, Heart Rate, SPO? Monitoring, 5 ATM, Black View 2 of GTR1 Smart Watch for Men,14-Day Battery Life, GPS, 5 Satellite Positioning, Heart Rate, SPO? Monitoring, 5 ATM, Black View 3 of GTR1 Smart Watch for Men,14-Day Battery Life, GPS, 5 Satellite Positioning, Heart Rate, SPO? Monitoring, 5 ATM, Black