V104 VI04 VIO4 HPVI04 HPV104 756478-421 756478-422 756478-851 756479-421 756743-001 756745-001. Pavilion 14 Series Pavilion 15 Series Pavilion 17 Series If you do not have a battery, pls check the complete part number on the back of the computer to search.
eBay