The Green Lion Ultimate Smart Watch is a pioneering product in the world of smartwatches, offering a multitude of advanced features. Equipped with a durable 250 mAh battery, it can last up to 10 days on a single charge and boasts a variety of advanced health sensors, including ECG, sleep tracking, blood oxygen, and heart rate monitoring, all designed to meet your health needs. The watch's interface is user-friendly, with a double-tap function and an always-on display, as well as Bluetooth calling capabilities for enhanced connectivity. It also includes various applications such as a calculator, games, and ChatGPT, and seamlessly delivers notifications. In addition, its sturdy build is compliant with IPX67 standards, ensuring longevity and protection against environmental factors.