Product parameter
Product model: Standard version: M2239B1
NFC version: M2240B1
Body net weight: approx. 27g, including wristband
Body size: 48*22.5* 10.99mm
Screen size and type: 1.62-inch AMOLED screen
Screen resolution: 192*490
Screen brightness: up to 600nit, support automatic brightness adjustment.
Cover material: 2.5D reinforced glass cover
Shell material: PC
Sensor: Optical heart rate and blood oxygen sensor, six-axis motion sensor
Waterproof rating: 5ATM
Wireless connection: Bluetooth TM BLE 5.1
Vibrating motor: rotor motor
Battery capacity: 190mAh
Battery type: lithium-ion polymer battery
Charging time: Support fast charging, charging time is about 1 hour
Wrist strap Adjustable length: 135-210mm
Wrist strap material: TPU
System language: Simplified Chinese, Traditional Chinese, English
Supported system: Android 6.0 or iOS 12.0 or later
Supported APP: Mi Sports Health
Packing list
Bracelet x 1
Charging cable x 1
Instructions × 1
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