2) Voltage:10.8V

3) Capacity:4400mAh

4) Warranty:1 year

5) Compatible Battery code:

 HSTNN-DB42,HSTNN-W20C, HSTNN-Q21C, HSTNN-Q33C, 436281-251

6) Fit Machine models :

HP DV2000 DV6000 V6000 Series