Lot Genuine Lenovo ThinkPad W520 W530 AC Adapter 45N0116 45N0117 170W 20V 8.5A | eBay
Amazon.com: Original Slim Version Lenovo 170W AC Adapter for Lenovo Thinkpad P53, P70, P71, P72, P73, Compatible with P/N: SA10R16886, ADL170SCC3A, 02DL140. : Electronics