Cobiter AC Adapter Battery Charger For IBM LENOVO ThinkPad X60 T60 3000 T400 T500 C100 C200 N100 N200 R400 R500 /Power Supply&Cord for IBM-Lenovo Laptops Cobiter product has 30 days Money-Back Guarantee, and 12 months limited Warranty Cobiter AC adapters are made with the highest quality materials,CE/FCC/RoHS certified Diameter of connector:7.9*5.5 MM ,Output: 20V 3.25A ,Power Cable included Compatibility: IBM LENOVO 3000 T400 T500 C100 C200 N100 N200 R400 R500 Z60 R61 X61 T61, fits IBM LENOVO P/N 92P1156 92P1157 92P1160 92P1161 Thinkpad T400 T410 T410i T400s T420 T420s T500 T510 T510i Laptop AC Adapter