HP is dedicated to providing you with innovative power solutions to increase your notebooks entertainment and productivity value while reducing the total cost of owning. The HP Long Life Battery has up to a three year life span – backed by a warranty three times as long as most Li-Ion notebook batteries. With both run-time and battery cycle lifespan in mind, HP also offers the industry’s first three-year limited warranty on the HP Long Life Battery. As new technology reduces overall battery waste by requiring fewer batteries to be used over the life of the notebook. HP remains committed to the environment.

• With a second battery you can work, play and watch movies up to twice as long without plugging in. This additional battery attaches to the bottom of your notebook and combines with the ntoebooks interal battery for longer battery life.

• Specially designed and tested to meet the power needs of your HP notebook. Recharges within the notebook using your AC adapter, whether the the notebook is turned on or off.

• Want maximum battery life so you, friends, and family can keep playing games, watching videos, listening to music, or viewing photo slide shows - without having to plug in your AC adapter? With your HP notebook PC’s Smart Lithium Ion battery, which works with the notebook’s power management features to reduce power consumption, you’ll be able to work longer than with other types of batteries—plus, the battery charges completely even if it isn’t fully discharged.

• Slim battery profile fits flush under notebook

• Genuine HP batteries are designed for and tested with all compatible HP notebook PCs so HP can deliver the highest quality products, services, and solutions to your home

• HP Elitebook 8440p Series

• 1.77 lb

• 1.3 x 6 x 10.6 in

• Battery; 1 year limited warranty

• One-year, worldwide parts-and-labor limited warranty; 24x7 HP technical phone support during warranty period