Make sure your old battery has LA04 on it. Not for all HP Pavilion 14 15 Notebook PC, As HP 14 15 have many models also 776622-001 has LA03 and LA04 models, this is LA04. This laptop Battery works with HP 248 248 G1 340 340 G1 350 350 G1 Series, LA04, LA04041-CL, LA04041DF-CL, LA04DF, 728460- 001, 752237-001, 776622-001, 888182064801, 888793070383, F3B96AA, F3B96AA#ABB, HSTNN-IB6R, HSTNN-YB5M, J1V00AA,TPN-Q129,TPN-Q132 Contain with Durable cells; Low power consumption IC design; Tested with strict quality control standards; 100% New Direct from Manufacturer. Battery type: Li-ion; 4-cells; Voltage: 14.8v Color: Black. 4 Cell Spare Battery for HP Pavillion 14 15 HP Pavilion 14 TouchSmart Series HP Pavilion 15 TouchSmart Series 728460-001 752237-001 776622-001 Over-charge and discharge, over-voltage, short Circuit Protection, CE/FCC/RoHS Certified for safety. 12 Months Warranty,30 days money return guarantee! This compatibility list is non-exhaustive. If your original part NO. or y