Lenovo Think Options 40AS0090US #ad - Now you can experience vivid 4k on a single screen or take multitasking to the next level with dual 4K @ 30 Hz displays or triple 1080p displays. Compatible with the following lenovo machine types: thinkpad x1 tablet gen 3 20kj, 20kk; e595 20nf; e495 20ne; e590 20nb, 20nc; e490s 20ng; e490 20n8, 20ny; t490 20n2, 20qe; x1 yoga 4th gen 20qf, 20qh; t495s 20qj, 20kh; x270 20hm, 20lf, 20jn; p43s 20rh, 20hg, 20ns; l580 20lw, 20lt; t490 hc20q9, 20kf; x1 carbon 6th gen 20kg, 20n5; t580 20l9, 20nm; x390 20q0, 20he, 20jt; t470 20hd, 20jm, 20lj, 20js, 20qg; x395 20nl, 20rj; p53s 20n6, 20lc; x1 carbon 7th gen 20qd, 20lg; x280 20ke, 20q1; x1 yoga 3rd gen 20ld, 20la; t480 20l5, 20lk; l390 yoga 20nt, 20n9; x390 yoga 20nn, 20n7; p52s 20lb, 20nq; x380 yoga 20lh, 20k5, 20hn, 20lx; l480 20ls, 20nu; l390 20nR, 20L8; T470s 20HF, 20NK; T490s 20NX, 20LE, 20N3; T590 20N4, 20L6; T480s 20L7, 20QK; T495 20NJ, 20K6.