Xiaomi Mi Watch - smart watch from Xiaomi, large 1.39"AMOLED screen with 454x454px resolution, integrated GPS, 117 sports modes with FirstBeat support, heart rate monitor including SpO2 blood oxygenation sensor, sleep monitor, air pressure sensor, compass, breathing aid, weather, alarm, music control, application notifications, calorie burning monitor, 5ATM water resistance, up to 16 days battery life, Sync via Bluetooth 5.0 and Xiaomi Wear app, Amazon Alexa support, strap length 130-220mm.