1. 14 colors RGB light control switch, 3 modes of lighting: breathing lighting, streaming light, running light. 2. With DC 5V power supply port , keep HUB power supply stable. 3. High speed USB3.0 port ,each USB port with a separated switch,each USB port support BC1.2 charging power protocol. 4. Theoretically , up to 5GB/S high speed transfer. 5. Support multi phones connection by USB cable. Support mouse/keyboard/USB disk/HDD/portable hard disk/mobile hard disk/ printer/USB disk/ USB card reader/USB fan. Screw hole to fix HUB , to avoid shake to lead USB disk data lost,cooling hollow design shell. Note:The luminous part of the product in the picture is RGB light effect. Colour:Gray Material:Aluminum Alloy Package Contents: 1 * USB 3.0 Hub 1 * data cable 1 * power cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.