Replacement laptop battery for HP laptops & notebooks, models include CQ32, CQ42, G72, DM4, DV3, DV5, DV6. This is an OEM replacement for HP part numbers including MU09, MU09XL, 593015-541, 593556-001. See the specs tab for detailed HP laptop compatibility. This 7,800 mAh Lithium-Ion battery is rated at 10.8V and has an average run time of Up to 5.0 Hours. The longevity rating is 300-500 Cycles and it comes with a 1 year warranty. Micro Center offers HP laptop battery replacement and installation services to ensure your laptop will be back up and running quickly ask the store for details.