What are the characteristics of a handheld computer?

Handheld computers, also known as handheld PCs or personal digital assistants (PDAs), are compact, portable devices designed for mobile use. They typically feature a touchscreen interface, limited physical buttons, and run on battery power for extended usability. These devices often include functionalities like internet connectivity, applications for productivity, and multimedia capabilities. Their lightweight design and user-friendly interfaces make them ideal for on-the-go tasks and quick access to information.