High Performance 5200mAh 14.4V 8 cells Laptop Battery for HP Pavilion DV7Pavilion DV8 HDX X18-1300 HSTNN-IB74 HSTNN-IB75 464058-121 464059-141 480385-001 497705-001 HSTNN-DB74 HSTNN-DB75 HSTNN-OB75 Part number is the only parameter to identify whether a replacement battery is compatible with your laptop. So before palce order, pls make sure the part# of your original battery is included in our description, not only the model series. We are direct from manufacturer and all batteries are made of A grade cells. Shipping from OHIO, USA, 2 to 6 days delivery guarantee. High capacity battery certified by CE and RoHS. Non-OEM but 100% OEM compatible! Warranty: 30-day money back & 1-year guarantee!