Compatible Series:IBM Thinkpad A - Series ,G - Series, R - Series, T - Series, SL - Series, X - Series, X - Series Tablet.(new Ultrabook Ultrathin laptop carefully buy, might touch the screen when you close it, such as new models of Thinkpad keyboard after the end of 2013 : X1 CARBON, T440, T440p, T440s, T540, T540p, W540, X240, X240t, X240s). Compatible Models:T40 T40p T41 T41p T42 T42p T43 T43p T60 T60p T61 T61p T400 T400s T410 T410s T410i T410si T420 T420s T430 T430s T500 T510 T510i T520 T520i T530X30 X31 X32 X40 X41 X41t X60 X60s X61 X61t X200 X210 X220 X300 X301 X1 X100e X120e X130eR30 R31 R32 R40 R40e R41 R50 R50e R50p R51 R51e R52 R52e R60 R61 R400 R500 W500 W510 W700 W701 L420 L412 L512 L520Z60m Z60t Z61m Z61t Z61p SL300 SL400 SL400c SL410 SL500 SL510 G40 G41 A20 A21 A22 A31 A31 Lenovo/IBM ThinkPad P P52 P50 P51 (20HH) Lenovo/IBM ThinkPad X X270 (20HM, 20HN) Lenovo/IBM ThinkPad T T560 (20FH, 20FJ) T470 (20HD, 20HE) T460 (20FM, 20FN) T570 (20H9, 20JW, 20JX) IBM/Lenovo ThinkPad E

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