Thanks to the professional optical devices, processing chips and AI algorithm, the HUAWEI TruSeenTM 3.5 monitors your heart rate with accuracy. It also provides intelligent reminders via vibrations if your heart rate exceeds the maximum average heart rate.4 In the night mode, the invisible light ensures less distraction for your better sleep.
Healthy sleep is the basis for healthy living. HUAWEI TruSleepTM 2.0 tracks your heart rate during sleep to recognize the four phases and analyze the sleep quality. More than identifying 6 types of sleep problems, it also provide suggestions5 to help you enjoy better sleep.
Outdoor/Indoor run, Outdoor/Indoor walk, Outdoor/Indoor cycle6, Elliptical, Rower, Free training. Conveniently choose exercises from nine modes and track your workouts. HUAWEI Band 4 provides detailed data results like heart rate, heart rate zone, steps, distance, speed, calories and more. So you can adjust yourself for better exercising or training.
1. HUAWEI Watch Face Store is available only on Android and availability may vary by regions.
2. Clear the charging port of any water, sweat of dirt before charging to guarantee normal charging. A general USB charger is required.
3. Based on results from HUAWEI lab tests. Battery life depends on actual usage situation.
4. Users can manually adjust this setting.
5. Features may not be available depending on the country or region.
6. Outdoor cycle is only supported on Huawei EMUI 5.0 or later, and iOS 9.0 or later.
7. Supported only on phones running EMUI 8.1 or later.
This product is not intended to be used as medical instrument, data are for reference only.