HP-185V-35A-65W-AC-Adapter-For-HP-PavilionDV4300DV4400DV5000ZE4000ZE4900ZT3000ZT3100ZT3200ZT3300
Genuine HP AC Adapter is 65W watts and fits :
DV1000/DV1100/DV1200/DV1300/DV1400/DV1500/DV1600/DV2000/DV2500/DV4000/DV4100 models, and many more.
To check compatibility, please ensure your old tip size was 4.7mm outside, 1.7mm inside. (If your laptop requires a pin in the center of the tip, this is NOT the correct adapter.)