康柏COMPAQ 18.5V 4.9A电源适配器输出电压-电流：18.5V-4.9ADC：4.8mm*1.7mm功率：90W适用机型：Business Notebook N1050V Business NoteBook NC4000 Business NoteBook NC4010，Business NoteBook NC6000 Business NoteBook NC8000 Business NoteBook NC8230，Business NoteBook NW8000 Business Notebook NW8240 Business NoteBook NX5000，Business NoteBook NX7000 Business NoteBook NX7010 Business NoteBook NX8220，Business NoteBook NX9020 Business NoteBook NX9030，质保：1年