New replacement batteries use better battery cells and are made of the highest-quality materials for an overall life expectancy of over a 1000 charge cycles. Bring your laptop back to life. New 4 cell Li-ion battery is rated at 14.8V/41Wh/2800mAh(Better than 2600mAh). Combined with High Performance cells and smart control chip, you can expect it out-perform, out-gun and out-last any battery out there! Compatible With Additional HP MODELS: Pavilion 14-AB000 14-AB100 14T-AB000 14T-AB100 15-AB000 15-AB000AU 15-AB100 15-AB100TX 15-AB500 15-AK000 15-AK100NE 15-AN001LA 15-AN001TX 15-AN002TX 15-AN003TX 17-G000 17-G000 17-G000NA 17-G000NA 17-G000NC 17-G000ND 17-G003UR 17-G004NK 17-G004NK 17-G004NO 17-G004UR 17-G005NA 17-G020NR 17-G020NZ Compatible Part Number 800049-001 800009-121 800009-141 800009-221 800009-241 800009-251 800009-421 800009-541 800010-421 800049-005 800050-001 HSTNN-DB6T HSTNN-LB6R HSTNN-