Quick tech specs
- Notebook battery
- black
- 6531s
- 6730s
- 6820s
- 1 x lithium ion 6-cell 4400 mAh
- for HP 6530s
- 6720s
- 6735s
Know your gear
Need a battery for HP Laptops/Notebooks with the following model numbers: 6720s, 6820s? BTI has you covered with our premium 6 cell LiIon battery. This product has been engineered to meet or exceed the original manufacturer's specifications and replaces the original HP part numbers 451085-121, 451086-161, 456864-001, GJ655AA. All BTI batteries are manufactured and tested under our stringent quality standards and come with an industry leading 18 month manufacturer's warranty. BTI... True to the original.