The Digital Dashboard Clock with Jumbo LCD Display for Cars and Trucks in Black is a portable clock designed for indoor use. It features a large digital display and is powered by a single LR44 battery (included). This clock is suitable for various rooms such as cars, offices, bedrooms, and classrooms. The sleek black color and plastic frame make it a stylish addition to any space. The clock does not have an alarm function, making it ideal for those who prefer a simple and unobtrusive timepiece.