Portable computer

Portable computer (popular in English: laptops, notebooks, or powerbook) is a mobile computer that are relatively small and lightweight, weighing ranges from 1-6 pounds, depending on size, materials, and specifications of the laptop.

Source of portable computer power comes from batteries or an adapter A / C that can be used to recharge the batteries and turn on the laptop itself. Laptop batteries usually last about 1 to 6 hours before being discharged, depending on how the use of, specifications, and the size of the battery.

As personal computers, laptops have the same functionality with desktop computers (desktop computers) in general. Components contained in it are exactly the components on the desktop, only smaller and more numerous, become lighter, less heat and more power efficient. Most laptop computers use LCD (Liquid Crystal Display) measuring 10 inches to 17 inches depending on the size of the laptop itself. In addition, the keyboard found on a free laptop are also sometimes equipped with a touch board that serves as a "substitute" mouse. Extra keyboard and mouse can be mounted through the socket [[USB] / Universal Serial Bus] or PS / 2 if available.

Unlike the desktop computer, portable computer has a supporting components that are designed specifically to accommodate the portable nature of laptops. The main properties owned by the components of the laptop is small size, low energy consumption, and efficient. Portable computers typically cost more, depending on the brand and specifications of its constituent components, however the price of a portable computer was getting closer to the desktop along with the increasing levels of consumer demand.