Feature:
1. AMOLED colorful screen: 1.74 inch AMOLED colorful screen with a high refresh rate of up to 60Hz, displaying clear and vibrant colors, making it more comfortable and enjoyable to use during exercise.
2. Multiple sports modes: Supports multiple sports modes, including running, cycling, swimming, etc., meeting the needs of different users.
3. Intelligent health monitoring: Can monitor heart rate / blood oxygen saturati pressure / breathing training / scientific sleep / womens health management.
4. 50m waterproof design: Has a 50m waterproof rating, making it suitable for swimming or diving while wearing it, eliminating the need to worry about water damage.
5. Independent GNSS five-star positioning, no need for a mobile phone, easy to record the movement track.

Specification:
1. Screen size and type: 1.74 inches, AMOLED color square screen
2. Screen resolution: 336x480, 336PPl, support full-screen touch operation
3. Screen brightness: up To 600nits, supports automatic brightness adjustment
4. Cover material: 2D straight screen tempered glass cover
5. Shell material: fiber high-strength polymer NCVM
6. Sensor: acceleration sensor, gyro sensor, optical heart rate and blood oxygen sensor , ambient light sensor
7. Waterproof level: 5ATM
8. Data connection: support GNSS, NFC, Bluetooth 5.3
9. Vibration motor: rotor motor
10. Battery capacity: 289mAh
11. Charging time: about 80min
12. Applicable wrist size: 135-205mm
13. Wristband material: TPU
14. System language: Simplified Chinese, Traditional Chinese, English
15. Support system: Android 6.0, iOS 12.0 and above
16. Support APP: Xiaomi Sports Health
17. Main body net weight: about 22.5g (weight without wrist strap)
18. Body Size: 46x33.35x9.99mm