... : 18.5V 4.9A OEM order ac power adapter for HP compaq 18.5V 4.9A 90W Specification:Product name: laptop ... 5% ~ 95% RH Non-condensing 2.Compatible to Model # :FOR HP/For Compaq PA-1900-05, 239428-001, 239704-001, 239705-001, 283884 ... , DC895A#ABA, DC895A etc...3.Compatible Laptops: FOR HP For Compaq Tablet PC: tc1000, tc1100, tc4200FOR HP For Compaq Business Notebook: nc4000, nc4010, nc6000, nc8000, ...