Amazfit GTS 2 GPS Smartwatch (Midnight Black) Up to 7 Days 1.65″ 42.8 mm
1.65″ Always-On AMOLED DisplayHeart Rate & Blood Oxygen Monitors90 Built-In Sport ModesWaterproof Up to 164’Stress Detection & Sleep MonitoringUp to 7 Days Power with Typical UseOpen Sports Modes & Functions via VoiceBuilt-In Speaker for Hands-Free Calls180° Rotating Display3GB Storage for Music Playback