Made from only top brand-name Lithium cells, these Presario laptop batteries are quality replacements that will meet or surpass original notebook battery performance. Don't fall for the cheap quality laptop batteries that many retailers offer - our laptop battery replacements will often outperform the manufacturers laptop battery that came with your original laptop. We use only quality lithium cells from top brands such as Sony, Panasonic, Samsung and Sanyo. We thrive off our customer satisfaction and the quality of our computer batteries. We have a Compaq laptop battery for over 50 different Presario models. Search by your model number to find the right Compaq battery, different designs have different notebook batteries and they're not always compatible so make sure to get the correct notebook battery for your specific Presario model.