Xiaomi 420.0mAh Mi Smartwatch, Black

AMOLED HD 1.39" large display, Corning Gorilla Glass 3, 16 days of long battery life with one charge on normal use, and 22 days in long-battery mode. 50+ hours battery life in Sports mode with GPS; 2 hours charging time. Bright display, 450 nits Very light, only 32g; 17 professional workout modes and 100 supported exercises; 5ATM water resistance (up to 50 m); Firstbeat motion algorithm; Built in GPS (GPS, Galileo, BDS, Glonass), geomagnetic compass and air pressure & elevation; 100+ rich watch faces, also can create custom watch faces using your favourite photos; Full catalog of health variable readings: Blood oxygen level monitoring, stress level monitoring, breath training, body energy monitoring, heart rate monitoring in real time, sleep cycle monitoring (tracking REM, deep and light sleep); 6 Colorful straps selection Phone camera remote function. Native emoji support. Frame colors: black/navy blue/beige; Display: 1.39 inch AMOLED display; Resolution: 454 × 454 pixels; RAM: 16MB, ROM: 1GB; Wireless connections: Bluetooth 5.0 BLE; Sensors: Heart rate sensor, acceleration sensor, gyroscope, geomagnetic sensor, baraceptor, ambient light sensor, SpO2 sensor; Satellite positioning: GPS, GLONASS, BDS, GALILEO; Battery capacity: 420mAh; Waterproof level: 5ATM swimming waterproof; Operating temperature: -10°C ~ 45°C Highlights: 1.39-inch 326 ppi high-resolution display: Supports Always On Display 16-day ultra-long battery life, 50 hours of battery life for sports and GPS Over 100 select watch faces: Supports live watch face and custom watch faces 24-hour heart rate monitor: Sleep tracking/stress monitoring/body energy Blood oxygen testing: Test anytime and monitor your health