The 4X20N21035 Lenovo 65W Travel Adapter with USB Port is a versatile device because of its dual functionalities as a power adapter and charger. It has 65W of power output which charges your laptop or other devices quickly and efficiently. An additional advantage with this adapter is that it has a USB port which means you can charge your smartphone or other USB powered devices at the same time. You can carry it while traveling due to its lightweight and compact structure, meaning youalways have access to a dependable power supply. Due to its reliable performance and construction, this power adapter will fulfill all your charging requirements.