The Green Lion Ultimate Smart Watch emerges as a groundbreaking development in the smartwatch realm, combining a multitude of advanced functionalities. It comes equipped with a resilient 250 mAh battery, capable of providing up to 10 days of continuous use, and features a comprehensive suite of health monitoring sensors, including ECG, sleep tracking, blood oxygen, and heart rate monitoring, all aimed at addressing your health monitoring needs. The watch's intuitive interface includes a double-tap feature and an always-on display, along with Bluetooth calling capabilities for improved connectivity. Enhancing its functionality, it houses various applications such as a calculator, games, and ChatGPT, and facilitates the effortless reception of notifications. Moreover, its robust construction complies with the IPX67 standard, ensuring both durability and protection against environmental elements. Specification Display: 2.01'' IPS, 240*296 Full square display Wireless Connection version: 3.0 + 5.0 Watch case: Alloy Vacuum Plating Charging Type: Wireless charging Waterproof Level: IP67 Charging Time: 3 hours Double Tap Function Silicone Strap Included 10 Days Stand By Battery 250 mAh Bluetooth Call Multiple NFC ROM: 64M SKU: GNUM49BKBFBK | GNUM49BKCKSL | GNUM49BLPRGD EAN: 6935100183206 | 6935100183213 | 6935100183220 Features Health Monitoring Sensors Stopwatch Bedside Lamp Mode Notification Chat GPT Thermometer