MT13 1.32 inch TFT Screen Smart Watch, Support Bluetooth Call & Alipay 1. CPU: RTK8762DT 2. Battery capacity: 300mAh 3. Display: 1.32 inch TFT (360*360) 4. Heart rate: HR3690 5. Waterproof: IP67 rating 6. Bluetooth: Bluetooth LE 4.0 (support Android 4.4, IOS9.0 and above) 7. Touch: Full touch screen (full fit screen) 8. Sensor: 3D accelerated ROHMS 9. Shell material: metal + plastic 10. Strap: Silicone elastomer, total length: 260mm 11. Call function: Bluetooth call, voice assistant 12. Alipay function: Alipay offline payment 13. Memory function: 128MB 14. Health monitoring: blood oxygen monitoring, step counting, sleep monitoring, heart rate, blood pressure, sedentary reminder, drinking water reminder, exhalation, inhalation 15. Sports mode: 28 sports modes 16. Standby time: 7-10 days for BLE connection, 3-5 days for dual Bluetooth status, 5 hours for continuous calls or music playback 17. Other functions: mute alarm clock, remote camera, music control, ringtone for incoming calls, etc. 18. WeChat campaign: follow the official account, share and sync to WeChat 19. APP language: Chinese (simplified and traditional), English, Japanese, German, French, Spanish, Portuguese, Arabic, Korean, Russian, etc. 20. Firmware language: Chinese (Simplified and Traditional), English, Japanese, German, French, Spanish, Portuguese, Arabic, Korean, Russian, etc.