-Some additional features like 50+ widget customization from smartwatch and app, night mode, DND mode, Theatre mode, water clearing mode, find your phone, torch, shutter camera, events, alarm, stopwatch, timer, raise the watch to wake up, palm tap to sleep

*This product is not designed as a medical device, nor is it intended to diagnose, treat, cure or prevent any disease. All data and measured values are for personal reference only.

*The water resistance rating of 5ATM (equivalent to a depth of 50 metres underwater) means it can be worn in swimming pools, during sandbar swimming, and other shallow water activities. It is not suitable for wearing in hot showers, saunas, or whilst diving. Make sure to avoid the direct impact of high-speed water flow during water sports. The water-resistance function is not permanent and may decline over time.

*50 metre waterproofing satisfies ISO22810: 2010 standards. It has passed the TÜV SÜD Certification and Testing (China) Co., Ltd. Water resistance rating report number: 68.189.23.0048.02

*REM (rapid eye movement) monitoring needs to be turned on in APP for high precision monitoring of sleep

*The naps of less than 3 hours of sleep duration do not show the distribution of different sleep types.

*Sleep of less than 20 minutes will not be recorded

*Typical usage mode 12-day test conditions for the Redmi Watch 3 Active: Full charge, factory default settings, heart rate monitoring every 10 minutes, high-precision sleep monitoring turned off, receiving and displaying 100 notification messages per day, setting 3 alarms per day, raising the wrist to light up the screen 200 times per day, receiving 2 incoming call notifications per day, 15 minutes of Bluetooth calls per week, 90 minutes of exercise per week, and all other settings at default. 

*Heavy usage mode 8-day test conditions for the Redmi Watch 3 Active: Full charge, factory default settings, heart rate monitoring every 1 minute, high-precision sleep monitoring turned on, receiving and displaying 200 notification messages per day, setting 4 alarms per day, raising the wrist to light up the screen 200 times per day, receiving 4 incoming call notifications per day, 30 minutes of Bluetooth calls per week, 150 minutes of exercise per week, and all other settings at default. 

*All battery life testing data is derived from Xiaomi Laboratory. Battery life during actual use depends on various factors such as setup, operation, usage habits and environment, and may differ from laboratory results