Original OEM HP 740015-003 HSTNN-DA40 45W 19.5V 2.31A Ultrabook Notebook Ac Adapter<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Genuine HP Product</li><li>US Power Cord IncludedOutput: 19.5V 2.31APin Size/Connector: 4.5mm X 3.0mm</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41FJc4aVghL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41qFIMdTZnL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41RtH-DCOYL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41W2G9BfcAL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41FJc4aVghL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41qFIMdTZnL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41RtH-DCOYL.jpg" noproxy>