*Sleep HRV monitoring and health management: New average HRV tracking during sleep monitors physiological data and evaluates recovery, helping you start each day at your best.
*Dual-device message sync: Supports Xiaomi + iPhone dual users. Receive notifications from both phones on your Xiaomi Band — so you never miss messages, calls, or alerts.
*Exceptional battery life up to 21 days: Provides long-lasting power in a lightweight design, with up to 21 days of battery life under light usage, 15 days under normal usage, and 8 days with AOD mode enabled, reducing the need for frequent charging and making it a reliable companion for everyday use.