The PODOEIL Military Smart Watches for Men feature a 1.43" AMOLED display and are designed with a durable aluminum band. With a sleek black design, these smart watches are compatible with both iOS and Android operating systems. The large size of the watch case at 18mm provides a clear view of the display, while the modern and tactical style is perfect for casual or classic everyday wear. Additionally, the Bluetooth-enabled feature allows for seamless connectivity and use of various apps on your smartphone.