K13S 1.14 inch TFT Screen Slub Steel Strap Smart Calling Bracelet Supports Sleep Management/Blood Oxygen Monitoring(Black)

1. Material: zinc alloy+PC+ABS
2. Screen: 1.14TFT screen
3. Touch mode: single touch
4. Resolution: 135x240
5. Call time: 4.5h
6. Working hours: 60h
7. Charging time: 2h
8. Standby time: more than 7 days
9. Battery: 100mAh
10. Storage: 4MB+32MB
11. Matching system: Apple/Android and all smartphones
12. Bluetooth version: 5.2
13. Charging interface: charging base
14. Support calling/listening to music/pedometer/distance measurement/calorie/heart rate/blood pressure/blood oxygen/sleep management/exercise/time display/alarm clock reminder
15. Support Chinese and English
16. Support washing hands and wearing in the rain to meet the needs of daily life