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About Compaq Batteries

Our batteries are designed to accurately fit all of your Compaq devices, and will meet or exceed original battery specifications.

It’s easy to find your replacement, just choose the model of your Compaq device.

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Compaq Presario CQ40-305AU Laptop Battery Notebook Computer

Manufacturer: Compaqchange

Series: Presario CQ40 Serieschange

Model: Presario CQ40-305AUchange

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