Xiaomi Mi Band 4, Waterproof, Heart Rate Fitness Watch nest cam ajman apm-hovermodule-smallimage {vertical-align:top

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Launch multiple actions simultaneously or sequentially with one tap

while minimizing what others hear around you

Driven by the custom Apple W1 chip

Incredibly small

Xiaomi Mi Band 4, Waterproof, Heart Rate Fitness Watch nest cam ajman apm-hovermodule-smallimage {vertical-align:topXiaomi 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