KC91 1.39 inch IPS Screen 3ATM Outdoor GPS Smart Watch with Flashlight 1. Main chip: JL7012A7 2. Memory: 578KB RAM + 128MB RAM 3. GPS chip: CC1165W WLCSP30 4. Pedometer sensor: 3-axis LIS2DOCTR 5. Heart rate sensor: HX3918 6. Bluetooth version: 5.3 7. Screen: 1.39-inch TFT screen, 360x360 resolution 8. Battery capacity: 530mAh 9. Standby time: about 90 days 10. Working time: 7-10 days 11. Charging method: magnetic charging 12. Waterproof level: 3 ATM 13. APP: DAFIT 14. System requirements: Android 4.4+ iOS 9+ 15. Watch UI language support: Chinese, Traditional Chinese, English, German, Korean, Spanish, Japanese, French, Russian, Arabic, Ukrainian, Italian, Portuguese 16. Message push language support: English, German, French, Italian, Greek, Latin, Spanish, Portuguese, Romanian, Polish, Russian, Ukrainian, Rusyn, Belarusian, Bulgarian, Serbian, Macedonian, Croatian, Bosnian, Thai, Hindi, Sanskrit, Nepali, Cambodian, Vietnamese, Laotian, Persian, Kurdish, Pashto, Punjabi, Turkic, Berber, Malay, Turkish 17. APP language support: Arabic, Bulgarian, Czech, Danish, German, Spanish, Finnish, French, Hindi, Croatian, Indonesian, Italian, Japanese, Korean, Norwegian, Dutch, Polish, Pashto, Portuguese, Russian, Swedish, Thai, Ukrainian, Vietnamese, Simplified Chinese, English, Traditional Chinese 18. Functions: AI voice assistant, GPT, Bluetooth calls, calculator, games, flashlight, heart rate monitoring, blood pressure monitoring, blood oxygen monitoring, sleep monitoring, exercise records (pedometer, calories, distance, stopwatch, timer), 107 sports modes, raise to wake, 8 menu styles, power saving mode, do not disturb mode, vibration setting, time format, weather forecast, music control, alarm clock, find phone, customizable dial, remote control photography, female menstrual period reminder, heart rate warning, sedentary reminder, find your phone, call rejection 19. Body material: zinc alloy + plastic 20. Wristband: liquid silicone 21. Dial size: 54.7x48.2x14.4mm 22. Wristband Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.