90W AC Adapter for IBM Lenovo ThinkPad T61 Z61 X61 R61 Also Compatible with : IBM 92P1105* IBM 92P1108*IBM PA-1900-081 Input : AC 100-240V ~ 2.5A 50/60Hz - Output : DC 20V, 4.5A, 90W This Product has 12 MONTHS REPLACEMENT WARRANTY! Package Includes: 1 pcs AC Adapter