The USB3.0 Port and Power Port can work at same time. The Type-C Power Port only support DC 5V, not work for PD20V, so it can’t work for laptop Power. You can transfer USB 10Gbps data and charge the tablet/phone simultaneously. Compliant with USB 3.0 Super-Speed (10/5Gbps), USB 2.0 Hi-Speed (480Mbps), USB 1.1 Low-Speed (1.5Mbps). You can also connect a charging cable to the USB-C port to charge your tablet/phone. Support DC5V power max