HP BB09 9 Cell Ultra Extended Life Battery (Travel Battery)
Model No: QK641AA
The HP Ultra Extended Life battery allows you to work longer. The Ultra Extended Life battery provides the convenience of charging the notebook with an AC adapter plugged into the built-in Integrated AC Power Port when it is not in use. With improved battery life, this battery is a great solution for the “corridor warrior” who requires extra battery life for all-day computing or long meetings.