12v dc 4a adapter for laptop 1)12v dc 4000ma 2v 2)CE,FCC,RoHs, ... days 4)Gurantee 3 years 12v dc 4a adapter for laptop1)12v dc 4000ma2)CE,FCC,RoHs,UL,GS3 ... )Free sample in 3 days4)Gurantee 3 years for ... professional engineers and staffs.3)Guarantee 3 years for quality.4)Reply your enquiry in 24 working ... ,by air,etc4) MOQ:1pcsPicture 12v dc 4a adapter for laptop