Lenovo 45M1041 Black notebook dock/port replicator

ThinkPad Mini Dock Plus Series 3 (Switzerland) The ThinkPad Mini Dock Plus Series 3 for Mobile Workstations is ideal for laptop users who have advanced computing requirements but demand a docking solution that is small and easy to use. It is identical to the original ThinkPad Mini Dock Plus Series 3 except that it includes a 135-watt AC adapter that is optimized for use with mobile workstations. ThinkPad Mini Dock Plus Series 3 for Mobile Workstations is compatible with T400s, T410, T410s, T510, W510, L412 and L512 laptops. The power supply in this version is optimized for use with W510 mobile workstations.