🔑 How It Works: The tag has a built-in GPS chip to find its own real-time location. It uses Bluetooth to: ○ Pair with your phone. ○ Transmit GPS location to your phone app. Some also use cellular (SIM card) or Wi-Fi to send location if your phone isn't nearby. Example: • GPS tag for a dog collar. • It tracks the dog's location using GPS. • Sends updates via Bluetooth when your...