➀ The Xiaomi Band 9 NFC features a 1.62-inch AMOLED screen with a 2.5D strengthened glass cover and supports up to 1200nits brightness. ➁ The PCB motherboard is densely packed with components mostly on one side, leaving the other side for battery placement. ➂ The device includes a 233mAh battery, providing approximately 18 days of续航. ➃ The chip localization rate in Xiaomi Band 9 is increasing, with potential for a fully domestic chip solution in future iterations.