1 year replacement warranty,30-day refund guarantee after the purchase.
High capacity battery certified by CE and RoHS, This battery was tested and proven to match and/or exceed original specifications of HP products
If your original battery is a 6-cell battery, this 9-cell battery has much higher capacity and works longer hours after each charge. However, it is bigger, heavier and sticks out due to the extra 3 cells. It will still fit in your laptop