Toshiba PA3729U-1BRS Laptop Battery Review
The Toshiba PA3729U-1BRS battery is designed to work with some of Toshiba’s most popular models, which includes the Satellite series, such as the P500, P505, and P505D. It is also compatible with the Qosmio X500 and X505 Series machines. As with many laptop batteries, the fact that the single battery is designed to be compatible [...]
[Read More]Sony VGP-BPL21 Laptop Battery Review
Sony is one of the largest manufacturers of laptop batteries in the world, and their quality and reliability is generally unmatched. Sony’s VAIO series of notebooks and laptops are also known for quality, but if the original battery for your VAIO laptop needs replacing, or you need an additional battery for more battery life, the [...]
[Read More]Toshiba Portege R600 Laptop Battery Review (PA3612U-1BRS)
If you are a user who travels often or simply takes their laptop on the go with them frequently, Toshiba’s Primary 6-Cell Lithium Ion Laptop Battery for the Portege A600, R500, and R600 Series is a great addition to your laptop’s toolkit, or as a replacement for your current battery. This battery is guaranteed to [...]
[Read More]Sony VGP-BPL5A Laptop Battery Review
The Sony VGP-BPL5A laptop battery is a large capacity battery compatible with the Sony VAIO TX Series of notebook computers. These nine cell lithium ion batteries last an estimated 1.5 times longer than the standard VAIO batteries, without adding very significant weight to your machine at only 1.2 pounds. This product retails direct from Sony [...]
[Read More]Apple Laptop Batteries – Replacement Apple Battery
The batteries for Apple laptops are suitable for up to 7 hours after a single charge, and are suitable for up to 1000 charges. Most laptop batteries are designed strictly to be replaced every 2 years, but Apple’s lithium-polymer batteries are valid for an estimated five years. This aids in reducing unnecessary waste, as well [...]
[Read More]Battery Technology Overview – Part 2
While a nickel metal hydroxide (NiMH) battery has two to three times the capacity as a nickel cadmium battery, compared to lithium ion batteries the NiMH batteries have a lower density by volume and the self discharge rate is higher. An effect called “voltage depression” can occur in NiMH batteries due to partial discharging and [...]
[Read More]Battery Technology Overview – Part 1
There are three main types of battery technologies used in laptop computer batteries; the main difference is the chemical structure in which they store the electricity which affects their charging and discharging as well as the maximum voltages able to be held. Nickel cadmium batteries have a nominal cell potential of 1.2 volts, and changes [...]
[Read More]Laptop Battery Maintenance and Troubleshooting
One of the most common issues with laptop batteries is overheating. Not that the batteries are designed poorly or improperly but due to, in most cases, user wear and tear. While the laptop is using the AC adapter for power the battery acts as a back up in case of a loss of power or [...]
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