- Energy-efficient and eco-friendly: This device requires no batteries, allowing you to practice sending messages while reducing environmental impact. - Versatile power options: Equipped with a Type C interface, it can be powered by mobile phone chargers, laptop chargers, power banks, and computers. This flexibility means you can easily find a suitable power source both indoors and outdoors. - Compact and portable design: The straightforward circuit design makes it lightweight and easy to carry, ensuring you can take it anywhere. - User-friendly operation: The device supports vertical hand buttons for vertical operation and horizontal left and right operation for scan buttons and mechanical semi-automatic buttons. It accommodates various manual electric button styles while maintaining ease of use, making it suitable for hand button exercises. - Practical applications: 1. Ideal for educational settings, allowing students to practice communication skills in a hands-on manner. 2. Perfect for rehabilitation programs, assisting individuals in improving motor skills through engaging button exercises. 3. Useful in workshops or training sessions where participants can learn and practice operating different button configurations. This device combines functionality, compatibility, and simplicity, making it an essential tool for various users and scenarios.