I present to you the Xiaomi Smart Band 8. Key Specifications: * 1.62-inch AMOLED display. * Screen resolution of 490x192 pixels. * Brightness up to 600 nits with automatic brightness adjustment. * 60Hz refresh rate for smoother display. * 190mAh battery. * Lasts up to approximately 16 days with normal use. * Fast magnetic charging in about 1 hour. * 24-hour heart rate monitoring. * Blood oxygen (SpO2) measurement. * Sleep and stress tracking. * High-precision 6-axis motion sensor. * Over 150 sports modes. * 5ATM water resistance (suitable for surface swimming). * Bluetooth 5.1. * Works with Android 6.0 and above, and iOS 12 and above. And for the serious buyer, we won't disappoint.