Specification:Replacement 16V 4.5A 72W (5.5MM/2.5MM) AC Adaptor
Compatible with following laptops:IBM THINKPAD X20 X21 X22 X23 X30 X31 X40 X41 X50e R30 R31 R32 R33 R40 R50 R50e R51 R52 T20 T21 T22 T23 T24 T30 T40 T41 T42 T43 A20 A20M A21 A22 A22M A30 A31 A31P 240 310 360 365X 380 385XD 390E 560 570 600E 600X 770 I1…More Info