Lenovo ThinkPad 135W 20V 6.75A Power AC Adapter Charger ForT440p T530 T540p W540 Input: AC 100-120V 50-60Hz Output: DC 20V-6.75A 135W Connector Size: USB tip Note: Please make sure the DC output and tip size of ac adapter are accordant before you buy. Compatible P/N: Lenovo ThinkPad P/N: ADL135NLC3A, ADL135NDC3A, ADL-135NLC3A, 36200605, 36200314, 45N0361, 45N0362, 45N0364,45N0366, 45N0368, 45N0501, 45N0502, 45N0485, 45N0486, 4X20E50558, 4X20E50570, 4X20E50572 4X20E50562, 4X20E50565, 4X20E50561, 4X20E50571 4X20E50564, 4X20E50573, 4X20E50566, 4X20E50558, 4X20E50559, 4X20E50560, 4X20E50568 4X20E50563, 4X20E50562, 4X20E50569, 4X20E50568, 4X20E50564, 4X20E50567, 4X20E50566, 59387522, 55Y9317, 45N0052, 45N0053, 45N0054, 45N0055, 45N0056, 45N0057, 45N0058, 45N0059, 55Y9317, 55Y9318, 55Y9319, 55Y9320, 55Y9321, 55Y9322, 55Y9323, 55Y9324, 55Y9325, 55Y9326, 55Y9327, 55Y9328, 55Y9329, 55Y9330, 55Y9331, 55Y9332, 57Y4622 Compatible Models: IdeaPad Y40-70 IdeaPad Y50-70 IdeaPad Y50-70AM-IFI IdeaPad Y70-70 IdeaPad Y700 v IdeaPad Y700-15ISK IdeaPad Y700-15ISK-IFI(IA) IdeaPad 100 Lenovo Z710 59387522 ThinkPad T440p 20AN, 20AW, 20AN006VGE Thinkpad T450P Thinkpad T460P ThinkPad T530 ThinkPad T540 ThinkPad T540p ThinkPad T540p 20BE, 20BF Thinkpad T560 ThinkPad W510 ThinkPad W510 4319-5XU, 4319-64U, 4319-65U, 4389-22U, 4389-23U, 4389-24U, 4389-2SU, 4389-2TU