CBD&reg;72W New AC Adapter Power Charger&US Cord for IBM ThinkPad 2647 2883 390X 560 A21 A21e A31 A31p R30 R31 R32 R40 R40e R50 R50e R50p R51 R51e R51p R52 T20 T21 T22 T23 T30 T40 T40p T41 T41p T42 T43 T43p X20 X30 X31 X32 X40 X41 Output: DC 16V 4.5A 72W Connecter size: 5.5 mm/2.5mm (ref to the picture) Input: AC 100V - 240V 50-60Hz Package Includes: One AC Adapter and One US Power Cord for Listed Models This Product has 12 MONTHS REPLACEMENT WARRANTY!