Xiaomi Mi Band 4, Waterproof, Heart Rate Fitness Watch iRobot Manage all your files in

Manage all your files in one convenient spot with the Files app

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Split-Spectrum Sensor

Storage environment: -20-70 ° C

inside and out

Xiaomi Mi Band 4, Waterproof, Heart Rate Fitness Watch iRobot Manage all your files inXiaomi Mi Band 4, Waterproof, Heart Rate Fitness Watch Check your heart rate in real time to make sure you get the best workout as you climb mountain roads or dash around the city. 5 ATM water resistant up to 50m, Recognizes 5 different swim styles Sport Function 6 workout modes: Treadmill, exercise, outdoor running, cycling, walking, pool swimming; Count steps, distance, and calories burned Health monitoring Workout completion notifications, goal