This tip ships with the ThinkPad and Lenovo 90W Slim AC/DC Combo Adapter (41N8460) but is also available as a spare or replacement partCompatible with the following notebook models: ThinkPad R400/500, T400/500, X300/200/200 tablet, SL300/400/500, W500; ThinkPad R60 /T60 /X60 /Z60 series; Lenovo 3000 C100 / C200 / N100 / N200 / V100 / V200 series. Backed by a 90 day limited warranty.