Replacement laptop battery for HP laptops & notebooks, models include 245 G2, 246 G2, 250 G2, 255 G2, 256 G2, 240 G3, 245 G3, 246 G3, 255 G3, 256 G3. This is an OEM replacement for HP part numbers including OA04, OA03, 746641-001, 740715-001, HSTNN-LB5Y, HSTNN-LB5S. See the specs tab for detailed HP laptop compatibility. This 2,800 mAh Lithium-Ion battery is rated at 14.4V 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.