LaptopA laptop, also called a notebook computer, is a thin, lightweight mobile computer with a screen in its lid and a keyboard in its base. Designed to fit on your lap and for easy transport. Laptops weigh up to 10 pounds (varying by manufacturer and specifications). A laptop that is less than one inch thick and weighs about 3 pounds or less sometimes is referred to as an ultrathin laptop. Most laptops can operate on batteries or a power supply or both.
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