Compatible 135W 19V 7.1A AC Notebook Adapter for HP 135W HP/Compaq OEM Compatible AC Adapter General Features: 135W AC adapter AC 100-240 V input voltage 19 V output voltage 7.1 A output amps Power LED Compatible HP Pavilion Notebooks: ZD8000 series ZD6000 series ZD6100 series ZD6200 series Compatible Compaq Presario Notebooks: R4000 series R4100 series R4200 series X6000 series Compatible Business Notebooks: NX9600 SeriesUnit Dimensions: 6 x 2.5 x 1.75-inches (L x W x H approx