Replacement laptop battery for HP laptops & notebooks, models include ProBook 440, 445, 450, 455, 470 SERIES. This is an OEM replacement for HP part numbers including FP06, FP09, 707616-221, 707616-851, 707617-421, 708457-001, 708458-001. See the specs tab for detailed HP laptop compatibility. This 4,400 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.