music, and photo viewing without having to plug in your AC adapter. An additional 12-cell battery doubles your notebooks capacity compared with the power you get from a standard 6-cell battery. Product Compatible HP / Compaq Part Numbers: 411462-141, 411462-421, 411462-442, 417066-001 432306-001 EV088AA HSTNN-IB31 HSTNN-IB32 HSTNN-LB31 HSTNN-Q21C HSTNN-W20C Product compatible with these Compaq Laptop Models:Compaq Presario A900 Series Compaq Presario C700 Series Compaq Presario F500 Series Compaq Presario F700 Series Compaq Presario V3000 Series Compaq Presario V3100 Series Compaq Presario V3500 Series Compaq Presario V3600 Series Compaq Presario V6000 Series Compaq Presario V6100 Series Compaq Presario V62...  (less)