About this item Output: 20V, 3.25A, 65W (Also Compatible with 20V 2.25A 45W); Input: 100-240V ~ 50/60 Hz; Connector: USB Square Yellow Tip. (Not USB C Charging Tip!! ) Compatible with ThinkPad T470, T470S, T460, T460S, T431S, T440, T440P, T440S, T450, T450S, T540P, T550, T560, T570; L440, L450, L460, L470, L540, L550, L560, L570; X240, X240S, X250, X260, X270; S405, S410, S410P, S431, S440, S500, S510p, S531, S540 etc. AC Adapter Compatible with Yoga S1, 2 11, 2 13, 2 Pro, 11, 11S, 13, 260, 500; ThinkPad X1 Carbon; ThinkPad E431, E440, E450, E455, E460, E465, E470, E475, E531, E540, E550, E550C, E555, E560, E565, E570, E575. Compatible with Thinkpad B40, B50, G40, G50, G51, G70, B40-80, B50-30, B50-45, B50-70, B50-80, G40-70, G40-80, G50-30, G50-45, G50-70, G50-80, G400, G400S, G405S, G410, G410S, G500, G500S, G505, G505S, G510, G510S; Z40, Z40-70, Z40-75, Z41, Z41-70, Z50, Z50-70, Z50-75, Z51, Z51-70, Z410, Z505, Z510 etc. Compatible PN: ADP-65XB A, PA-1650-72, ADP-65FD B, ADLX65NCC3A