Dell PA-E1 BA45NE0-01 Adamo 13 Series 45W White AC Power Adapter U939M 0U939M CN-0U939M.Dell Part Number: U939M 0U939M CN-0U939MModel Number: BA45NE0-01Series Family: PA-1ECompatible Models: Dell Adamo 13 SeriesSpecifications:Input 100-240V 50/60HzOutput 15.0VDC @ 3.0AMax Output Power 45-watt