Genuine HP Batteries: Tested with all compatible HP notebook PCs so HP can deliver the highest quality products, services, and solutions to your home Battery Part Number WD548AA#ABB No of Cells 6 capacity 4400mAh Warranty 3 years warranty by HP India Lower Total Cost of Ownership: One battery has an up to three year cycle lifespan, reducing your overall battery cost since you purchase fewer batteries over the life of the notebook. Flexible Solutions: With up to three years of warranted performance, you can enjoy the entertainment and productivity features of your notebook for longer then with standard solutions. Intelligent Construction: An insulating safety wrap is used to enclose the cells.; A fire-retardant casing, which conforms to rigorous safety standards, encloses the entire battery.; Barrier walls isolate cells from the Printed Circuit Assembly (PCA), presenting a liquid and thermal barrier.; The PCA has a conformal coating to protect circuitry from potential shorts.; Internal connections are designed to prevent pinching and potential short circuits.