Lenovo ThinkPad USA Ultra Dock With 90W 2 Prong AC Adapter (40A20090US, Retail Packaged)

COMPATIBLE with the following 65w and 90w ThinkPad models: ThinkPad L540, L560, L570, P50s, T440p, T460p, T540p, T550, T560, X240, X250, X260, X270 and the ThinkPad W550s. Also compatible with the following DualCore ThinkPad Models with Integrated Graphics: L440, L450, L460, T440, T440s, T450, T450s, T460, T460p, T460s, T470, T470S, T470P, T570. NOT recommended if the system AC adapter is 170W. Max Operating Temperature: 43 C and Min Operating Temperature: 5 C. OS Support: Windows 10, Windows 8.1, Windows 8, Windows 7.