1. 13.9-inch super large screen, high-definition color display
2. Ultra-thin body, comfortable to wear
3. 4G network supports HD calls and internet access; built-in SIM card slot supports major carrier networks
4. Powerful internal core ensures smooth and delicate picture quality, greatly improving visual effects; stable operation and clear images
5. Focused on health heart rate/blood oxygen, built-in high-precision sensor for more effective and accurate health data measurement
6. Supports front/side HD camera, online video chat, photography, video scanning, payment, and other functions
7. IPX7 waterproof rating, completely sealed outer surface, easy to maintain waterproof condition during daily use
8. Utilizes NFC near-field wireless communication technology, making it an access control device that allows users to open doors by raising their hands
9. Dial diameter: 47x47mm
10. Circumference: 270mm