Y25 Screenless BT Smart Bracelet Nylon Strap, Support Sleep / Heart Rate Monitoring / Exercise Data Records(Black)

About Product:
1. Battery capacity: 175 mAh
2. Bluetooth version: BT5.4
3. Charging method: magnetic charging
4. System: Android system version 5.1 or above, iOS system version 8.0 or above
5. Battery life: 25-30 days of usage, 60 days of standby
6. APP: QRing
7. APP supports languages: Danish, Ukrainian, Russian, Croatian, Hungarian, Hindi, Indonesian, Türkiye, Hebrew, Greek, German, Italian, Latvian, Czech, Slovak, Slovenian, Japanese, French, Polish, Thai, Estonian, Swedish, Lithuanian, Simplified Chinese, Traditional Chinese, Romanian, English Dutch, Portuguese, Spanish, Vietnamese, Arabic, Korean, Malay
8. Dust Proof & Waterproof Level:5ATM
9. Charging time:About 1.5H

Functions:
1. Exercise records: steps, distance, calorie calculation, exercise mode
2. Message reminder: flashing indicator light, APP notification, etc
3. Health management: heart rate HRV、 Blood oxygen saturation and sleep monitoring
4. Remote control for taking photos, searching for wristbands, low battery reminder, temperature measurement