1. Main chip: BT8918B 2. Memory: 8M bit + 32M bit 3. Bluetooth: V4.0/5.0 4. Sensor: 3-axis G-sensor 5. Display: 1.99-inch screen 320x380 resolution 6. Battery type: 180mAh wireless charging 7. Endurance time: 7-15 days of standby, normally for about 3-5 days 8. Waterproof level: living waterproof 9. Support App: HryFine 10. System requirements: above Android5.0 or iOS10.0 11. UI language: English, French, Arabic, German, Indonesian, Italian, Malaysian, Persian, Spanish, Russian, Vietnamese, Czech, Turkish, Polish, Portuguese, Greek, Filipino, Thai, Chinese, Dutch, Finnish, Ukrainian, Swedish, Hungarian 12. APP supports language: English, French, Arabic, German, Indonesian, Italian, Malaysian, Persian, Spanish, Russian, Vietnamese, Czech, Turkish, Polish, Portuguese, Greek, Filipino, Thai, Chinese, Dutch, Finnish, Ukrainian, Swedish, Hungarian 13. Functions: voice call, small games, intelligent split screen display, customized dial, sports modes, water drinking reminder, breathing training, sleep monitoring, heart rate/blood pressure/blood oxygen monitoring, call reminder, message reminder, sedentary reminder, alarm clock, stopwatch, calculator, looking for the bracelet, raise to wake 14. Material: zinc alloy body+IML bottom shell+silicone watch band
