Model: 40AS0090US Compatible with Lenovo Thinkpad Models : V340-17IWL , E490 , E590, L390 , P53s , T480 , T480s , T490 , T490s , T495 , T495s , T590, X270 , X1 Carbon 6th Generation , X1 Carbon 7th Generation, X1 Yoga 3rd Generation, X1 Yoga 4th Generation, X1 X270 , X1 X280, X1 X390 Yoga, X1 X395, X1 Tablet Generation 3. This docking station has never been used, I was sent the wrong one that isn’t compatible with HP. See compatible price on Amazon in the photos.