NORTHSTAR Batteries, NORTHSTAR

Laptop Battery for NORTHSTAR Laptop

NORTHSTAR Laptop Battery are specifically designed for each laptop brand and model. We offers a complete line of NORTHSTAR batteries and compatible replacements for most laptop models. We have developed a NORTHSTAR Laptop Battery finder tool that will guide you in choosing the correct battery and ac adapter for your laptop . Your first step is to choose your NORTHSTAR model from the list below.


Select by NORTHSTAR Laptop Machine Models

Battery Tips & Info:

Laptop Battery Power Consumption and Laptop Battery Life

Every laptop battery carries a certain "reservoir," or capacity of charge per cycle. Much like your car's gas tank, you fill it up every so often and then use the gas bit by bit. In the case of a laptop battery, the tank usually holds 2,500 to 4000 milliAmp hours. (For an explanation of Amp hours, see our article on Volts and Amps.)Just like your car, your laptop computer battery lasts longer depending on how you "drive" your laptop. Many laptop users are familiar with the Po ...

What is Direct Current?

DC (Direct current) is the unidirectional flow or movement of electric charge carriers, usually electron. The intensity of the current can vary with time, but the general direction of movement stays the same at all times. As an adjective, the term DC is used in reference to voltage whose polarity never reverses.In a DC circuit, electrons emerge from the negative, or minus, pole and move towards the positive, or plus, pole. Nevertheless, physicists define DC as traveling from plus to minus.More i ...

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