We have approximately (100-150) original Lenovo, 90W AC laptop adapter/ chargers, model number 92P1155/92P1156 available for sale. These units have been tested and are in excellent condition. The specs for these units are: Output: 20V, 3.25A, 90W Max. We also have laptop chargers available from HP, Dell, and other manufacturers! If interested, please call or email me your offers or questions. Thanks!