ECHTPower(TM) Slim USB 3.0 Data 5 Port Hub, 4 Data Transfer Port and A 2.4 A Charing Port with Power Switches and LEDs (4-Port) An intelligent charging port, built-in intelligent charging 2A / 1A auto switch chip USB 3.0 4 ports hub supports high-speed 5Gbps, full-speed 480 Mbps and low-speed 12 Mbps USB device profiles Each port with a LED light, it will light on when connected to computer or laptop Each port correspond an electric switch, Turn On: press it shortly, Turn Off: press it more one second.Support plug and play Comes with 4 downstream (USB 3.0 A-type) ports, 1 charging interface and a DC 5V power interface