Short product description:
The Xiaomi Smart Band 9 features a 4.11 cm (1.62") display with a resolution of 192 x 490 pixels and a brightness of 1200 cd/m². This oval wristband activity tracker includes an optical heart rate sensor, offers a remarkable battery life of 21 days with a 233 mAh capacity, and charges in just 1 hour. Weighing only 15.8 g and measuring 21.6 mm in width and 46.5 mm in depth, it combines functionality and style for everyday use.