Xiaomi has introduced the Band 7, a fitness tracker that the company has released in China. With a 1.62-inch AMOLED panel and a 180 mAh battery, the Band 7 contains a few upgrades over its predecessor. The Band 7 starts at CNY 239 (~US$36) in China and is available in multiple colours.
https://www.notebookcheck.net/Xiaomi-Band-7-Upgraded-fitness-tracker-announced-in-non-NFC-and-NFC-variants.621886.0.html