Apple Watch Series 3 42mm GPS Aluminium Technical Specifications: 42mm display Dual-Core Processor Apple's watchOS Siri built-in GPS Functionality Apple Watch Series 3 42mm GPS Aluminium Display With a 42mm display, this watch offers a large, clear screen that's easy to read, even in bright sunlight. The Apple Watch Series 3 42mm GPS Aluminium is made from lightweight aluminium, which makes it comfortable to wear all day long, and the GPS functionality means you can track your workouts and outdoor activities accurately. Processor The Apple Watch Series 3 42mm GPS is powered by a dual-core processor, which delivers fast and efficient performance, even when you're running multiple apps. The watch runs on Apple's watchOS, which is intuitive and user-friendly, and there are thousands of apps available to download from the App Store. Fitness Tracking One of the standout features of the Apple Watch Series 3 is its fitness tracking capabilities. The watch can monitor your heart rate, track your workouts and activity levels, and even remind you to stand up and move around if you've been sitting for too long. The watch also has a built-in GPS, which means you can track your runs or bike rides without needing to bring your phone with you. Connectivity Another great feature of the Apple Watch Series 3 is its ability to keep you connected, even when you're away from your phone. You can receive calls and texts, check your emails, and even stream music directly from your wrist. Voice Command The watch also has Siri built-in, which means you can use voice commands to send messages, set reminders, or ask for directions.