Brand New, Direct from Manufacturer. Replacement Part NO: 463958-001, 463552-001, ED495AA, 409992-001, 384020-003, 382021-002, PA-1900-08H2, PA-1900-18H2 1ED494AA#ABA, 391172-001, 384019-003, PA-1650-02HC, 384019-00 Compatible with: HP 2133, 2140 Mini-Note PC HP 2533t, 4410t Mobile Thin Client HP IDS 2533t Base NoteBook HP ProBook 4310s, 4410s, 4415s, 4416s, 4510s, 4515s HP Compaq Notebook PC: 2230s,2510p,2710p,6510b,6515b,6530b,6535b,6710b,6715b,6720t Mobile Thin Client, 6730b,6730s,6735b,6735s,6820s,6830s,6910p,8510p,8510w Mobile Workstation,8710p,8710w Mobile Workstation, nc2400,nc4010,nc4200,nc4400,nc6120,nc6140,nc6220,nc6230,nc6320,nc6400,nc8430,nw8440 Mobile Workstation, nw9440 Mobile Workstation,nx6120,nx6310,nx6320,nx6325,nx6400,nx7300,nx7400,tc4400 Tablet PC HP EliteBook 6930p Notebook PC HP EliteBook 8730w Mobile Workstation HP G50, G60, G61, G70 Series HP Pavilion: dv4, dv5, dv7, G3000, G5000, G6000, and G7000; Compaq Presario CQ35, CQ40, CQ45, CQ50, CQ60, CQ61, CQ70, CQ71 Series See morePerfect Customer Service: 24 x 7 email support. Your satisfaction is extremely important to us. If you have any doubts, please feel free to contact with us,Professional and friendly customer service will be provied for you. 100% Brand New from Manufacturer. All products are Certified by CE, FCC for safety. Strict guidelines for compatibility, and standards compliance for environment safety. Package:1+AC adapter, 1+free power cord. Input : AC 100-240V 1.5A 50/60 Hz, Output : DC 18.5V 3.5A 65W, Connector plug Tip Diameter: 7.4x5.0mm. 65W Ac adapter battery charger for HP Elitebook 8540p 8440p 8540w 8740w 2530p.