The AnyWatt SQ allows you to reuse your old Lenovo Slim Tip ThinkPad, IdeaPad & Yoga chargers with your new USB Type C devices The Lenovo Slim Tip to USB C Adapter is compatible with most USB Type C Devices, including - MacBook Pro, Dell XPS, Lenovo ThinkPad, Chromebook, Samsung S9, S8, Galaxy Tab, Pixel, XZ and many more The AnyWatt SQ is USB-IF Certified & supports USB-PD (Power Delivery Protocol). It will automatically detect the device it is connected to and will adapt the voltage and current it supplies to ensure a fast but safe charging rate. It will protect and ensure the longevity of your battery unlike other adapters.