Lenovo ThinkPad Mini Dock Plus Series 3 (Type 4338) with keys

Compatible with: ThinkPad L412, L420, L430, L512, L520, L530, T400s, T410, T410i, T410s, T410si, T420, T420i, T420s, T420si, T430, T430i, T430s, T430si, T510, T510i, T520 Dual Core models, T520i Dual Core models, T530, T530i, X220, X230, X230i.