The Tensky Black Smart Watch is a stylish and versatile device that is compatible with both iOS and Android operating systems. With a 1.99" AMOLED screen, this smartwatch offers a clear and vibrant display for all your notifications and alerts. The watch features a rectangular shape with a sleek black band, perfect for everyday wear. It also boasts a 350 milliamp battery capacity and comes with a lithium polymer battery included. With Bluetooth wireless communication standard and GPS via smartphone functionality, the Tensky Black Smart Watch is a must-have for tech-savvy individuals looking for a reliable and modern accessory.