KT65 1.9 inch Color Screen Smart Watch,Support Heart Rate MonitoringBlood Pressure Monitoring About Product 1. Battery capacity: 230mAh 2. Bluetooth version :BLE5.0 3. Charging method:magnetic charging 4. Waterproof rating: IP67 5. System: Android system 5.0 version or above,iOS system 10.0 version or above 6. Resolution : 240x280 7. Memory:ROM 64MB 8. Charging time:About 2.5H 9. Life time:7 days of use, 15 days of standby 10. APP support languages:English, Simplified Chinese, Traditional Chinese, German, French, Arabic, Czech, Greek, Spanish, Japanese, Farsi, Italian, Korean, Dutch, Polish, Portuguese, Russian, Finnish, Swedish, Thai, Hungarian, Slovak, Croatian, Albanian, Turkish, Ukrainian 11. Watch support languages:Chinese, Traditional, English, German, Russian, Spanish, Portuguese, French, Japanese, Arabic, Dutch, Italian, Czech, Greek, Hebrew, Indonesian, Malaysia, Polish, Vietnamese, Turkish Function 1. Bluetooth call,heart rate monitoring,blood pressure monitoring,blood oxygen monitoring 2. Step,distance,calorie 3. Sleep monitoring (sleep duration, sleep quality) 4. Music control, women's physical health, more dials 5. Dial selection, message push, daily alarm clock, photo control, weather information 6. Find bracelet, time format, do not disturb mode time, all-day heart rate test, turn the wrist bright screen