The Kensington Universal Ultrabook Power Adapter has all the power you need to safely and quickly charge your Ultrabook. And it´s compatible with all major Ultrabook manufacturers, including Acer, HP, Compaq, Samsung, Sony, Lenovo, IBM, and Dell. The included charging tips are color-coded for simple set up. Just connect the charging tip (included) that matches your Ultrabook and you’re all set for a fast, safe charge.- Provides safe, reliable charging- Color-coded tips (included) make it easy to choose the right tip for your Ultrabook More Info