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Xiaomi Mi Smart Band 4
- Operating System: Proprietary OS.
- Display: 0.95″ inch AMOLED 120 x 240 pixel.
- RAM: 512 KB + 16 MB.
- Battery: 135 mAh lithium polymer battery Standby time: About 20 days.
- Sensors: 3-axis accelerometer, 3-axis gyroscope, Capacitive proximity sensor, Optical heart rate sensor.
- Languages Included English and Chinese. Wristband width 18mm, Adjustable wrist strap length 155-216mm
- Battery Life: 135mAh battery capacity built in the Mi Band 4, max working time up to 20 days after a full charging.
- Health Monitoring: Support heart rate monitoring, heart rate alerts, sleep monitoring, idle alerts; Monitoring your health data o matain your healthier body
- Activity Tracking: Comes with 6 workout modes: Treadmill, exercise, outdoor running, cycling, walking, swimming Counting step, distance, calories burned during sports
- 5ATM Water Resistant: Up to 50 meters water resistant rate, freely to wear Mi Band 4 when running and exercising
- Display: 0. 95-inch Colorful AMOLED display with 120 x 240 pixels resolution, up to 450 nits screen brightness