1.46-inch Large Screen:1.46-inch ultra-large screen, 360x360 full display steps, 100% display gives the watch a wider display interface and a more elegant look Titanium + Buffer Design Watch Case: The titanium watch case with buffer design, lightweight and durable, stylish and smooth Gesture Control: Just double-tap with two fingers to answer a call or turn off the alarm without touching the screen Music Entertainment: Connect to your phone via Bluetooth, play a wide range of music, and enjoy a more wonderful music experience with the built-in ACC high-quality sound speaker 100+ Sports Modes: Supports 100 sports modes including outdoor running, cycling, mountain climbing, yoga, etc. Equipped with sports algorithms. Accurately monitor heart rate, calorie consumption, and exercise duration, making exercise more scientific and efficient Sleep Monitoring: Turn on the sleep mode and generate professional sleep data through the APP. By comparing and analyzing the data at different stages, you can better understand your sleep status and develop good sleep habits 24-Hour Heart Rate Monitoring: The watch monitors HRV in real time, analyzes each heartbeat, and obtains the difference of health information in time, so that you can understand your heart health status at any time and take preventive measures in advance Blood Oxygen Monitoring: When you are doing long-term mental work or high-intensity outdoor sports, you can measure the current blood oxygen value in the first place, further understand your physical condition, and keep your health firmly in your own hands Specifications: Hardware LCD size HD 1.46" large screen 360*360 TP G+F Main chip Jie Li 7012A6S RAM RAM: 672KB Extended FLASH ROM:128Mb G-sensor Support, SC7A20 Button 3 buttons: power on/off button + function button Encoder Support Bluetooth Support 3.0 and 5.1BLE SPK amplifier Support Class A/B amplifier: 0.8W SPK Support: welding wire speaker: 0815 Motor Support, welding wire motor MIC Support, welding wire MIC Charging Wireless charging Anti-static requirements Support: 8K+4K Heart rate <td st