Plugable USB 3.1 Type-C (USB-C) Power Delivery Sniffer Enables the monitoring of USB power delivery traffic between two USB Type-C (USB-C) devices Open source design and firmware Supported only on Ubuntu Linux 14.04 64-bit systems, USB 2.0 port recommended Not a Type-C USB chrager; only to be used for packet capture and debugging of USB power delivery traffic We love our Plugable products, and hope you will too. All of our products are backed with a 1 year limited parts and labor warranty as well as Seattle-based email support