2-inch LCD screen with 500 nits brightness and over 200 watch faces 470 mAh battery lasts 12 to 18 days with magnetic charger Make Bluetooth calls with microphone, speaker, and noise reduction technology Xiaomi HyperOS operating system, Bluetooth 5.3, compatible with iPhone and Android Over 140 sports modes, heart rate and oxygen measurement, sleep and stress tracking 5ATM water resistance up to 50 meters deep Display notifications, control music and camera, view weather, and find phone Price 80, negotiable for serious buyers Comes with charger and box (without original strap) Note: The watch has a broken strap holder, and I have the broken piece. I don't know if it can be repaired or not. Watch Size: 40mm Features: Heart Rate Monitor