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  2. 48-volt electrical system - Wikipedia

    en.wikipedia.org/wiki/48-volt_electrical_system

    A 48 V system can provide more power, improve energy recuperation, [7] and allow up to an 85% decrease in cable mass. [10]12-volt systems can provide only 3.5 kilowatts, while a 48 V power could achieve 15 to 20 kW or even 50 kW. 48 volts is below the level that is considered safe without special protective measures.

  3. Ryobi - Wikipedia

    en.wikipedia.org/wiki/Ryobi

    Ryobi Limited (リョービ株式会社, Ryōbi Kabushiki-gaisha, Japanese: [ɾʲoːꜜbi]; English: / r aɪ ˈ oʊ b i / or / r i ˈ oʊ b i /) is a Japanese manufacturer of components for automobiles, electronics, and telecommunications industries.

  4. 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.

  5. Lithium battery - Wikipedia

    en.wikipedia.org/wiki/Lithium_battery

    Lithium–iron disulfide battery; Lithium–sulfur battery; Nickel–lithium battery; Rechargeable lithium metal battery, a rechargeable counterpart to the lithium metal battery; Lithium-ion battery, a rechargeable battery in which lithium ions move from the negative electrode to the positive electrode during discharge and back when charging

  6. 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.

  7. Electric battery - Wikipedia

    en.wikipedia.org/wiki/Electric_battery

    An electric battery is a source of electric power consisting of one or more electrochemical cells with external connections [1] for powering electrical devices. When a battery is supplying power, its positive terminal is the cathode and its negative terminal is the anode. [2] The terminal marked negative is the source of electrons.

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