X4 1.14 inch HD Screen Bluetooth Earphone Smart Bracelet, Support Sleep Monitoring / Body Temperature Monitoring / Heart Rate Mo

1. Main chip: NRDIC:52832

2. Optical sensor: OSRAM SFH7070

3. Heart rate sensor: 3300

4. Temperature sensor: ACNT101

5. Screen: 1.14 inches, 135*240 resolution

6. Waterproof and dustproof: IP67

7. Battery: 100 mAh polymer lithium battery

8. Standby time: 4-6 days or longer

9. Charging method: contact charging

10. Charging time: about 1-2 hours

11. Data connection: mobile phone Bluetooth 5.0 and Bluetooth 4.0 synchronization

12. Compatible system: Android 4.4 and above; ios 8.0 and above

13. Shell material: glass lens + aluminum alloy, strap material: silicone

14. APP support languages: Chinese, Traditional Chinese, English, Japanese, Korean, German, Russian, Spanish, Italian, French, Vietnamese, Portuguese 12 languages

15. Functions: heart rate monitoring, blood pressure monitoring, sleep monitoring, exercise monitoring, mileage, calorie consumption, message reminder, sleep record, remote control camera, Bluetooth call, stopwatch, voice assistant, alarm reminder, etc.

Specification: