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  2. Laptop - Wikipedia

    en.wikipedia.org/wiki/Laptop

    An example is the HP EliteBook 6930p when used with its ultra-capacity battery. [63] Laptops with removable batteries may support larger replacement batteries with extended capacity. A laptop's battery is charged using an external power supply, which is plugged into a wall outlet. The power supply outputs a DC voltage typically in the range of ...

  3. ThinkPad - Wikipedia

    en.wikipedia.org/wiki/ThinkPad

    t. e. ThinkPad is a line of business-oriented laptop computers and tablets, the early models of which were designed, developed and marketed by International Business Machines (IBM) starting in 1992. IBM sold its PC business, including laptops to Lenovo in 2005, and since 2007, all new ThinkPad models have been branded Lenovo instead. [ 5 ]

  4. HP TouchPad - Wikipedia

    en.wikipedia.org/wiki/HP_TouchPad

    The HP TouchPad has a 9.7 inch, 1024×768 pixel, Gorilla Glass multitouch capacitive touch screen. Interaction can be by finger or a capacitive stylus, available for separate purchase. The TouchPad's virtual keyboard can be configured to one of four preset sizes, and has a number row on top of the common QWERTY layout.

  5. These Are the Best Expert-Reviewed Laptops You Can Buy ... - AOL

    www.aol.com/best-laptops-buy-2023-182600291.html

    Best Overall: Apple 2023 MacBook Pro Laptop M3 Pro chip. Best 2-in-1: Lenovo Yoga 9i. Best Budget Laptop: Gateway Ultra Slim Notebook. Best Gaming Laptop: ASUS ROG Strix G16. Best Work Laptop ...

  6. Lithium-ion battery - Wikipedia

    en.wikipedia.org/wiki/Lithium-ion_battery

    A lithium-ion or Li-ion battery is a type of rechargeable battery that uses the reversible intercalation of Li + ions into electronically conducting solids to store energy. In comparison with other commercial rechargeable batteries, Li-ion batteries are characterized by higher specific energy, higher energy density, higher energy efficiency, a longer cycle life, and a longer calendar life.

  7. List of battery sizes - Wikipedia

    en.wikipedia.org/wiki/List_of_battery_sizes

    A Battery: Eveready 742: 1.5 V: Metal tabs H: 101.6 L: 63.5 W: 63.5 Used to provide power to the filament of a vacuum tube. B Battery: Eveready 762-S: 45 V: Threa­ded posts H: 146 L: 104.8 W: 63.5 Used to supply plate voltage in vintage vacuum tube equipment. Origin of the term B+ for plate voltage power supplies.