Product model: M2239B1

Color:Black/Gold

Body net weight: about 27g, including wrist strap

Main 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 plate material: 2.5D reinforced glass cover plate

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: Fast charging is supported, and the charging time is about 1 hour

Wrist strap Adjustable length: 135-210mm

Wrist strap material: TPU

Supported system: Android 6.0 or ioS12.0 or later

Support APP: Mi Fitness