Acer Aspire R14 R5-471T-52EE 45W 19V 3-PIN AC Adapter, BLACK-TIP, 1.1X 3.0X 7.5, DELTA, ADP-45HE BB, black. All parts are pulled from genuine OEM new and used machines. All parts are 100% Tested and Working. Please confirm you are purchasing the correct part number as listed in the title for this item.