Xiaomi Watch 4 smart watch white

Specifications: high-definition AMOLED screen 1.97 inches (390 × 450 pixels) and 60 Hz AOD (Always On Display), brightness up to 600 lumens, aluminum frame and stainless steel crown, SpO2 measurement (blood oxygen level) and 24-hour monitoring, accurate integrated PPG sensor with four channels for 24-hour heart rate measurement, more than 150 sports modes, built-in GNSS system: supported, Bluetooth phone calls. You can receive calls and talk from the watch within about 10 meters, independent multi-system Global Positioning System (GPS), water resistance up to 5ATM - can be used for swimming, battery life up to 20 days, 470 mAh, magnetic charging.