TM05 Pro Smart Bracelet, 1.46 inch Steel Band IP67 Waterproof Smart Watch, Bluetooth Call Heart Rate Blood Pressure Blood Oxygen 1. Functions: Alipay offline payment, smart NFC, smart split-screen display, custom watch face, Bluetooth call, incoming call reminder, message reminder, call history, Bluetooth music, sedentary reminder, alarm clock reminder, contacts, heart rate detection, blood pressure detection , blood oxygen detection, sleep detection, exercise pedometer, calories burned, exercise distance, multi-sport mode, menu style switching, screen on time setting, adjustable screen brightness, adjustable vibration intensity, wallet function, exercise track viewing, password lock , raise your hand to light up the screen, calculator, search for mobile phone, stopwatch, voice assistant, breathing training, weather display, do not disturb mode, remote photo taking 2. Main control chip: Jerry second generation JL7012 F6 3. Screen specifications: 1.46 inches, resolution 360x360 4. Supports gravity sensors, vibration motors, microphones, heart rate sensors, speakers, and OTA upgrades 5. Physical buttons: power onoff button, encoder + function button 6. Battery capacity: 350mah 7. Charging time: 2-3 hours 8. Watch memory: ROM: 128Mb 9. Bluetooth version: 3.0 and 5.0BLE dual mode 10. Touch TP: Fully bonded G+F capacitive multi-touch 11. Charging method: magnetic charging 12. Waterproof level: IP67 13. Standby time: 30 days+ 14. Usage time: about 7 days 15. System requirements: Android5.0+ iOS10.0+ 16. Information push: facebook, twitter, whatsapp, QQ, WeChat, etc. 17. Language: Simplified Chinese, Traditional Chinese, English, Russian, Spanish, German, Italian, French, Portuguese, Polish, Dutch, Greek, Turkish, Romanian, Japanese, Hebrew, Danish English, Swedish, Czech, Slovak, Hungarian