Amazfit GTS 4 Mini Smart Watch

Amazfit GTS 4 Mini Smart Watch for Women Men, Alexa Built-in, GPS, Fitness Tracker with 120+ Sport Modes, 15-Day Battery Life, Heart Rate Blood Oxygen Monitor, Android Phone iPhone Compatible-Black Details Operating System Zepp OS Memory Storage Capacity 2300 MB Special Feature Activity Tracker,Oxymeter (SpO2) Connectivity Technology HDMI Wireless Communication Standard Bluetooth Battery Cell Composition Lithium Ion GPS GPS Enabled Shape Heart Screen Size 1.65 Inches Brand Amazfit