Smart travel accessories enhance the travel experience by integrating technology to improve convenience and safety. Items like smart luggage with built-in GPS tracking help travelers keep tabs on their bags, while portable chargers ensure devices stay powered throughout the journey. Additionally, smart travel pillows often come with features like built-in speakers or adjustable firmness, providing comfort during long trips. Other useful gadgets include universal travel adapters that allow travelers to charge their devices in different countries, making it easier to stay connected no matter where they go.