Amazon.com: New Zeblaze GTR Health and Fitness Smartwatch with Heart Rate, Exercise Modes, Sleep Tracking, Water Resistant 30M, 30 Days Battery Life, Slim and Sleek, Fitness Tracker for Women and Men (Black) :
Amazon.com: Amazfit GTR 4 Limited Edition Smart Watch for Men Women, Wireless Charging,14-Day Battery Life & GTR Mini Smart Watch for Women,14-Day Battery Life, Sports Watch with GPS : Electronics
Amazon.com: Amazfit Gtr Smartwatch with Gps+Glonass, All-Day Heart Rate Monitor, Daily Activity Tracker Rate and Activity Tracking, 10-Day Battery Life, 12- Sport Modes, 42mm, Coral Red : Electronics