1. Material: metal, silicone/steel/leather, electronic components2. Functions: multiple sports mode tracking, heart rate/blood pressure/blood oxygen monitoring, breathing exercise, dialing/information reminder, sleep monitoring, audio and video entertainment, smart reminder, remote control selfie3. Screen size: 1.32 inches (TFT screen)4. Languages: Chinese, English, German, French, Russian, Portuguese, Japanese, Arabic, Polish, Korean, Thai, Dutch, Indonesian, Czech, Italian5. Screen resolution: 360 x 360pixel6. Bluetooth version: 5.0, 4.0, 3.07. Wireless distance: 5-10m (inclusive)8. Body memory: 64MB9. Wearing method: wristband type10. Compatible system: fully compatible11. Communication function: support12. Battery capacity: 240mAh lithium battery13. Charging method: magnetic charging14. Operation mode: touch + button15. Waterproof grade: IP6716. Standby time: about 15 days (only 4.0 Bluetooth is turned on)17. Working battery life: about 7 days (with 4.0 bluetooth turned on), about 65 hours (with call 3.0 bluetooth turned on)18. Magnetic fast charging, more convenient to use, fast full charge19. LED light sensor design on the back of the watch, real-time detection of blood pressure, heart rate, blood oxygen20. The watch supports NFC access control unlocking function