Lenovo ThinkPad Universal USB-C dock Compatible with select ThinkPads One cable - 11 ports The dock's power can be increased to up to 100 W with an additional 135 W AC adapter (see accessories) Please note: Please check whether the power is enough for your notebook and connect the AC adapter to your device. Max. external displays: 3 (2 x 3840 x 2160 at 60 Hz and 1 x 3840 x 2160 at 30 Hz) The actual possible resolution depends on the notebook.