Nothing X is a professional control and management platform for smart devices. It supports quick pairing with the brand's smartwatches and earphones, enabling seamless connectivity and efficient management. Device Management: Effortlessly connect and manage Nothing X smartwatches and earphones, and control all device functions with a single tap. Activity Tracking: Precisely record daily activities and exercise data, presenting a clear and comprehensive view of your fitness status. Health Monitoring: Real-time detection of health metrics such as sleep quality, heart rate, and blood oxygen levels, with multi-dimensional tracking of your health status to provide valuable references for daily life. Personalized Customization: Customize smart device functions according to your personal usage habits and create a unique user experience. Permissions: In order to deliver app notifications to your watch, the app requires permission to access notifications from your phone. Rest assured, we neither store nor transmit any of your personal information. Additionally, to synchronize call history to your watch—allowing you to view recent calls and conveniently make call-backs from the watch—we request permission to access your call logs (READ_CALL_LOG). Please be assured that we do not store or transmit any of your personal information. Disclaimer: The above functions rely on hardware implementation. The detected data is for reference only and is not intended for medical diagnosis.