laptop is a portable personal computer with a keyboard, display and built-in battery. Here are some common laptop types:

Ultrabook : Ultrabook is a thin, portable notebook computer that usually uses Intel processors and solid-state drives (SSD). They offer great performance and long battery life, making them suitable for mobile work and everyday use.
Gaming Laptop: A gaming laptop is a laptop designed specifically for gaming, with a powerful processor, independent graphics card and high-resolution display. They usually have excellent graphics performance and audio effects for demanding gaming experiences.
2-in-1 Laptop: A 2-in-1 laptop combines the functions of a laptop and a tablet. They usually have rotatable, foldable or detachable touch screens and support multiple usage modes, such as laptop mode, tablet mode and tent mode. This design provides more flexibility for different tasks and environments.
Business Laptop: Business laptops are designed for business and office use, focusing on security, reliability and productivity. They typically have high-quality keyboards, long battery life, strong performance, and support for business software and features.
Education Laptop: Education laptops are laptops designed for students and the education field. They typically feature durable casings, waterproof designs, and integration of study tools to meet students' learning needs.
Thin and Light Laptop: Thin and Light Laptops are laptops that focus on lightness and portability, usually with a thin body and lightweight design. They are suitable for users who need to carry it frequently, such as business travelers or students.