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Brand New laptop AC adapter customized for premium performance. Each COMPAQ laptop AC adapter has been tested completely. Check if the output voltage COMPAQ Presario CQ50 laptop AC adapter meets your needs. Special sealed design for better protection against moisture and safety. 100% original COMPAQ Presario CQ50 laptop compatible Meet All Original Manufacturer's Specifications An extend 2-Year Warranty on each COMPAQ Presario CQ50 laptop AC adapterEnvironmant-friendly A Full 60-Day Money Back Warranty A Prolonged 2-Year Warranty on each COMPAQ Presario CQ50 AC adapter

A HP laptop battery CQ50-100 can last for more than 400 charging cycles or for a period of 2-3 years. To be specific, the duration an HP CQ50-100 battery can power a laptop computer depends on three attributes. These are the capacity, the chemistry, and the usage habits.