Battery: 350 mah, battery life: 21 days for normal use, brightness: max 1200 nits, charging time: approx. 75 Mm, display: 1.74 Amoled, 360x480 336 ppi , length adjustment: 135-205 mm, package contents: xiaomi smart band 9 pro, user manual, magnetic charging cable, satelite: beudou, gps, glonas, galileo, qzss, sensors: heart rate sensor, accelerometer, gyroscope, electronic compass, ambient light sensor, supported app: mi fitness, system requirements: android 8.0, Ios 12 or later, wireless: bluetooth 5.4, Wrist strap material: tpu.
