Stay active and connected with the Xiaomi Smart Band 9. This sleek and lightweight band tracks your daily steps, heart rate, and sleep quality to help you reach your fitness goals. Receive notifications straight to your wrist and stay on top of your schedule. With up to 20 days of battery life, you can stay on the go without worrying about charging.

Features:

Display Type: AMOLED
Screen Size: 1.62
Resolution: 192 x 490, 326 PPI
Screen Brightness: Max 1200 nit
Water Resistant Level: 5 ATM
150+ workout modes to record your heart rate and burned calories
10 on-wrist running courses, could vibrate and light the screen to remind you to meet your heart rate and pace goals.
Improved heart rate and SpO₂ monitoring
Upgraded all-round sleep monitoring
Wrist strap material : TPU
Wireless connectivity: BT5.4
Sensors: 3-axis accelerometer + 3-axis gyroscope sensors, PPG sensor
Battery: LiPo, 233mAh
Upto 21-days battery life for normal daily use.
Standby time: 21 days for normal use | 9 days AOD use
Charging time: About 1 Hour
System requirements: Android 8.0，iOS12 or above
Supported App: MI Fitness
Weight: 27.4g with strap
Dimensions: 46.53*21.63*10.95mm