New HP 19.5V 2.31A 45W Replacement AC Adapter For:HP Envy x360 15m-bq021dx m6 Elitebook 840 850 830 820 g3 g4 g5 g6 hp 250 255 260 g7 g6 g5 g4 g3 Compatible P/N: TPN-LA04 TPN-CA04 TPN-LA03 854116-850 853490-001