H59max+ Screenless BT Smart Bracelet Silicone Strap, Support Incoming Call Reminder AI Health Report About Product: 1. Battery capacity: 180mAh 2. Bluetooth version: BT5.2 3. Charging method: magnetic charging 4. System: Android system version 4.4 or above, iOS system version 10.0 or above 5. Battery life: Use for 55 days and standby for 100 days 6. APP: Qwatchpro 7. APP supports languages: English, Simplified Chinese, Japanese, Korean, German, French, Spanish, Arabic, Russian, Traditional Chinese, Ukrainian, Italian, Portuguese, Dutch, Polish, Swedish, Finnish, Danish, Norwegian, Hungarian, Czech, Bulgarian, Romanian, Slovak, Latvian, Indonesian, Thai, Turkish, Vietnamese, Hindi, Pashto, Lithuanian, Estonian, Slovenian, Croatian, Greek, Filipino, Hebrew, Malay, Serbian, Persian. 8. Waterpfoof Level:IP68 Waterproof Functions: 1. Pedometer,calorie Display,distance 2. Heart rate,blood pressure,blood oxygen monitoring,heart rate variability 3. Stress monitoring,exercise records,AI health report,one key measurement 4. Call reminder,message notification,sedentary reminder,alarm clock 5. Do not disturb mode,find device,camera control,time display