65W 20V 3.25A 5.5mm Tip AC Adapter for Lenovo ThinkPad. Includes power cord. 

Watts: 65W Max
Input: 100-240V ~1.5A, 50/60Hz
Output: 20V~3.25A, 65W
Connector: 7.9 mm x 5.5mm
Note: This 65W AC adapter can be replaced by the 90W upgrade 42T4424, 42T5292, 40Y7659

Compatible Models (not limited to)
Lenovo ThinkPad Essential Port Replicator
Lenovo ThinkPad R60
Lenovo ThinkPad R61
Lenovo ThinkPad T400
Lenovo ThinkPad T410
Lenovo ThinkPad T500
Lenovo ThinkPad T60
Lenovo ThinkPad T60 Type 1951.
Lenovo ThinkPad T60p
Lenovo ThinkPad T61
Lenovo ThinkPad T61p
Lenovo ThinkPad X200
Lenovo ThinkPad X300
Lenovo ThinkPad X301
Lenovo ThinkPad X60
Lenovo ThinkPad X60 1706
Lenovo ThinkPad X60 1707
Lenovo ThinkPad X60 1708
Lenovo ThinkPad X60 1709
Lenovo ThinkPad X60 2501
Lenovo ThinkPad X60 2509
Lenovo ThinkPad X60s 1702
Lenovo ThinkPad X60s 1703
Lenovo ThinkPad X60s 1704
Lenovo ThinkPad X60s 1705
Lenovo ThinkPad X60s 2507
Lenovo ThinkPad X60s 2508
Lenovo ThinkPad X60s 2533
Lenovo ThinkPad X61
Lenovo ThinkPad Z60
Lenovo ThinkPad Z60 Series
Lenovo ThinkPad Z60m
Lenovo ThinkPad Z60t