[fitness activity tracker] magic 4 supports 20 motion modes, during which it can precisely track exercise metrics such as time, distance, steps, heart rate and calories burned, helping you exercise more effectively. [heart rate monitor] equipped with sensitive sensor, magic 4 can track your hear rate changes in real time to keep you safe. a high heart rate alert can be set in the app to monitor your health condition. [smart reminder] with advanced bt 5.0 technology, magic 4 will remind you of calls, message or app notifications timely, no worry about missing important information. [5atm waterproof] with integrated imf body design, magic 4 achieves 5atm water resistant, which can be worn for hand washing, surfing, swimming and so on (not for bathing or showering). [more functions] weather, remote camera, music control, breath training, game, stopwatch, alarm, timer, brightness adjustment, dnd mode, etc.
