Lenovo ADP-45DW BA 5A10H43630 45W AC Adapter<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Input: 100V-240V 1.7A 50-60Hz</li><li>Output: 20V 2.25A 45W</li><li>Connector Size: 4mm - 1.7mm</li><li>Package Contents: AC Adapter with build-in plug</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41uoxDmYFxL.jpg" noproxy>