Joblot of 50 x Lenovo ThinkPad Dock USB3.0. DK1522 & DK1523 (Pro and Ultra). We have in this listing 50 x USB3 Docking stations with Multiports. Please be aware that we DO NOT PROVIDE POWER ADAPTER. What is shown is what we sell. There are few marks from usage. 45 x Pro (DK1522). 5 x Ultra (DK1523).