The AirWheel SR5 Smart Following Suitcase is the perfect accessory for the modern traveler. This smart suitcase features a built-in USB charging port, allowing you to charge your devices on the go. Additionally, this suitcase is equipped with auto-follow and intelligent obstacle avoidance technology, making it easier than ever to maneuver through busy airports. With the AirWheel SR5 Smart Following Suitcase, you can rest easy knowing that your travels will be stress-free.