1. 50-meter water resistance
2. Continuous heart rate tracking
3. 30 days usage on a single charge
4. Sleep monitoring
5. Notifications and alerts

Always up for a swim, with water resistance up to 50 meters. Custom swimming mode tracks swim times, calories burned, and more.

Optical heart rate monitoring technology lets you check your stats anytime with a flick of your wrist.

Measure your heart rate with greater accuracy thanks to M4 core technology, support for floating-point operations, and an optimized algorithm.

Next-generation heart rate algorithm, developed by Huawei's 2012 Lab after analysis of a vast number of data points, is optimized for 10 different fitness scenarios and delivers a more accurate heart rate readout.

- Real-time heart rate
- Heart rate zones
- Distance
- Pace

Validated by DBIOM at BIDMC, a major teaching hospital of Harvard Medical School, Huawei TruSleep tracking technology delivers comprehensive sleep tracking. Tracks light, deep, and REM sleeps, as well as wake-ups in the middle of sleep, to provide analysis and recommendations – including for naps.

Caller ID and call rejection Notification vibrations for Facebook, Twitter, messages, emails, calendar alerts, and more Smart alarm clock's vibrations wake you up without disturbing others.

- Bluetooth Version: Bluetooth 4.2
- Waterproof: Yes
- Alert type: Vibration
- Bluetooth calling: Phone call reminder
- Health tracker: Heart rate monitor
- Messaging: Message reminder
- Screen: OLED
- Operating mode: Touch Key
- Battery Capacity: 100mAh
- Charging Time: About 1.5 Hours
- Standby time: 45 days
- Band material: PU
- Compatability: Android 4.4 or above and iOS 8.0 or above
- Product size (L x W x H): 21 x 1.65 x 1.03 cm / 8.27 x 0.65 x 0.41 inches
- Product weight: 18g
- Band size: 21 x 1.5cm
- Supported languages: English, Simplified Chinese, French, German, Russian, Italian, Japanese, Spanish and Portuguese