New full-colour touch screen is 39.9% larger and brighter than band 3
water resistance: xiaomi mi band 4 can work well at 50m under water, which fits all your daily routines, you don't have to worry about taking a shower, washing, running in the rain, swimming and surfing; it recognises 5 different swimming styles, records 12 sets of data including swimming pace and stroke count
Convenience instantly see calls, text messages, app notifications and music in play; my band 4 will track your rhythm, step count, heart rate, calories burned and more
Heart rate monitoring and sleep control 24/7 protect your health at all times, alert you when your heart rate is too high; accurately record information about each night's sleep, deep sleep and light sleep data to help you adjust your sleep habits.
Specifications
Brand: Xiaomi
Manufacturer: Xiaomi
Model name: MiBand 4
Batteries 1 Lithium polymer required, including
Operating system: Android
Number of products: 1
Batteries included: Yes
Batteries required: Yes
Composition of the battery: Lithium Ion
Type of material: Plastic
Multimedia format: USB memory stick
Contains liquids: No
Rechargeable battery not included
Colour: Black/Blue/Red/Wine
Includes
1 Band
1 Charging Cable
1 User's Manual
Intelligent Fitness Band With Heart Rate Monitor Bluetooth 5.0 Colour Display