Product description Connector A: USB type C female Connector (s) B: 7.4 * 5.0mm 4.5 * 3.0mm7.9 * 5.5mm Supported Laptop: 18V-20V 1.PD USB C CABLE - Using a PD induction chip, it can convert USB type C PD cable power into a notebook from the 65W PD Type-C Charger Wall Outlet for Lenovo notebooks with DC (Note: the charging speed will vary depending on the device and charger, and must be used with a 65w or less USB-C PD charger.Power shortage will cause charging failure.) 2.Lightweight - This PD USB-C replacement charging adapter allows you to get rid of the trouble of heavy chargers / power bricks and carry it in your backpack on your office/studio/travel. 3.SIMPLE TO USE - Connect USB-C Male to Male PD Cable to conveniently charge your Laptop with DC 18v-20v port from the 65W PD Type-C Charger Wall Outlet. Please note the Type-C charger power must be over than the output end. 4.NOTE-Not compatible with Rav PD Power Chargers and Apple PD Power Chargers. Pay attention to the model when buying.