The Apple Watch is a smartwatch that not only sports a stylish design, but also has impressive features. This splash-resistant watch features a tough Ion-X glass display, a heart rate sensor, an accelerometer, a gyroscope and an ambient light sensor, making it perfect for both indoor and outdoor use. The S1P dual-core processor of this smartwatch, along with its watchOS 3 operating system, offers you a fast performance. Additional Details: This device's battery life lasts for up to 18 hours, including 45 minutes of using apps and a 30-minute workout with music playback, and checking time and notifications 90 times each. The battery life may vary based on usage. The Apple Watch app is required to use this device's smart functions.