See below for the complete list of compatible models and part numbers. Don't see yours? Go to our HP battery page for the complete list.

You can expect up to 6 hours of battery life with this HP WS04XL battery when new, depending on your energy use. We use the highest quality lithium-polymer battery cells and components that charge faster and last longer than cheaper, lower quality batteries.

We are a US based business with knowledgeable support staff to assist you before and after the sale. Yes, we have a phone number and real people answer your call! Free technical support is available if you need additional help in diagnosing power problems with your battery, ac power adapter or battery meter software.

This HP spare WS04XL battery has a 2 Year warranty and tested and inspected before it ships. We provide a 30 day money back guarantee if you are not completely satisfied. We are so confident in the quality of our batteries, we will pay for any and all shipping expenses if our product fails to perform in the first 30 days you have our battery.