16V 4.5A 72W Power Supply, DC: 5.5×2.5mm

Input: AC100 – 240V 1.5-0.9A 50-60Hz
Output: 16V 4.5A
Output power: 72W
Output Tips: 5.5×2.5mm
Compatible Laptop Models:
For: IBM ThinkPad 1400 Series, ThinkPad 1400, ThinkPad 1400-2621, ThinkPad 1400-2651, ThinkPad 1500 Series, ThinkPad 1500, ThinkPad 1500-2621, ThinkPad 1500-2651, ThinkPad 172x Series, ThinkPad 172x, ThinkPad 235 Series, ThinkPad 235, ThinkPad 240 Series, ThinkPad 240, ThinkPad 240-1161, ThinkPad 240-1171, ThinkPad 240-2609, ThinkPad 240-2666, ThinkPad 240-2667, ThinkPad 240X, Thinkpad240X 2609, ThinkPad 240Z, ThinkPad 290 Series, Acer: Extensa510 Series, Extensa515,TravelMate 510 Series, TravelMate510,TravelMate 512DX,Travelmate 512t, AJP: 5100 Series, 5100c
For IBM ThinkPad T41 T41p T42 T42p T43, ThinkPad, R32, R50, X23, X24, X30, T22, T23, T30, R51, T20 etc