The Green Lion Carlos Santos Smart Watch is a feature-packed Smartwatch with a stylish design and multiple functionalities. it has a long-lasting battery life lasting up to 15 days on a single charge. The watch also has wireless charging capability, making it easy to keep it powered up and ready to go. The display screen of 1.57" provides you with clear and crisp visuals. The Bluetooth 3.0 connectivity allows you to connect the watch to your smartphone easily. The Green Lion Smart Watch is also water-resistant with an IP67 rating so you can wear it in any weather. The watch is compatible with Android and iOS devices.