Amazon.com: Amazfit GTR 2 Smart Watch for Men Android iPhone, 14-Day Battery Life, Alexa Built-in, Fitness Watch with GPS, Bluetooth Call, 90 Sports Modes, Blood Oxygen Heart Rate Tracker, 5 ATM Water
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