1. Material: ABS+PC+TPU
2. Screen: 1.14-inch TFT
3. Resolution: 240x135
4. Charging Dock: USB
5. Main Chip: Nordic 52832
6. Bluetooth Push: Synchronously displays incoming calls, text messages, WeChat, and QQ messages (with a full font library in 170 languages)
7. ECG Monitoring: Four ECG measurement methods: long-press the hardware tab, handheld measurement, continuous measurement by holding the device against your chest, and continuous measurement with a heart rate monitor
8. Bluetooth Version: 4.0
9. Heart Rate Monitoring: 24-hour dynamic heart rate monitoring
10. Blood Oxygen Detection: High-precision blood oxygen measurement using powder metallurgy electrodes and the pulse time difference method
11. Sleep Monitoring: Objectively and scientifically records and analyzes your sleep status, automatically turning on from 9 PM to 9 AM the following morning
12. Battery Capacity: 150 mAh
13. Charging Time: Approximately 2 hours
14. Watch languages a??a??supported: Chinese, English
15. Supports dynamic heart rate monitoring, ECG (electrocardiogram), HRV (Lorentz scatter plot), handheld ECG monitoring, chest patch monitoring, chest strap monitoring, blood pressure measurement, and blood oxygen measurement