MX12 1.3 inch IPS Color Screen IP68 Waterproof Smart Watch, Support Bluetooth Call Sleep Monitoring Heart Rate Monitoring, Style:Steel Strap 1. Display: 1.3 inch full circle IPS, resolution: 240*240 2. Polymer lithium battery: 230mAh 3. Material: top cover: zinc alloy, bottom cover: plastic 4. Use time: 3-5 days 5. Standby time: 45 days 6. Built-in Bluetooth: dual bluetooth 5.0, 3.0 7. Charger interface: magnetic type 8. System version: android 5.1 or above, IOS 8.0 or above 9. SRAM: 160KB 10. SFlash (read only memory): 512KB 11. UI storage flash: 128MBT 12. Music storage: 256M 13. Bluetooth distance for connecting earphones: 5-7 meters 14. Bluetooth connection distance of mobile phone: 10-15 meters 15. Function: bluetooth call, local music playback, music copy storage, connect earphones to play music, step counting, calories, distance, multi-sports mode, sleep monitoring, call reminder, message reminder, sedentary reminder, alarm clock reminder, shake photographing, heart rate monitoring, blood pressure monitoring, blood oxygen monitoring, etc. 16. APP interface supports languages: Chinese, English, Japanese, Turkish, Spanish, German, Russian, Finnish, Arabic, French, Malay, Indonesian, Korean, Portuguese and other about 20 national languages 17. Support language for push notification on bracelet: Chinese, Japanese, Korean, Latin, Cyrillic; Latin includes: (English, French, Spanish, Portuguese, German, Dutch, Vietnamese, Northern Europe, Central Europe, Southern Europe) Italian, Southeast Asia, Africa); Cyrillic includes: (Russian, Eastern Europe, Asia), covering 150 countries 18. The bracelet UI supports languages: Chinese, English, Russian, German, French, Italian, Spanish, Portuguese, Vietnamese, Indonesian, Malay, etc. 19. Wristband size: width 22mm, body size: 45.5x11mm, weight: net weight 32.8g