Description This USB data expansion hub is made of premium material, which can withstand long-lasting use. Features the aluminum alloy material, which has high durability, not easy to deform. Fine workmanship, ensures practicality. Features -Color: As Shown -Material: aluminum alloy -Size: 22.00X1.50X0.70cm/8.65X0.59X0.28in - Can keyboard, mouse, USB drive, 4-port can be used at the same time. - Aluminum alloy material can draw heat from inside to outside, more stable in transmission. - High-speed USB 3.0 interface, fast transmission and backward compatible with USB 2.0/1.1 standard specifications. - Easy to mouse/keyboard, no lagging, more fun in surfing the internet or gaming. - Simple in structure, easy to use, not easy to deform, you can use it with confidence. Can keyboard, mouse, USB drive, 4-port can be used at the same time. Aluminum alloy material can draw heat from inside to outside, more stable in transmission. High-speed USB 3.0 interface, fast transmission and backward compatible with USB 2.0/1.1 standard specifications. Easy to mouse/keyboard, no lagging, more fun in surfing the internet or gaming. Simple in structure, easy to use, not easy to deform, you can use it with confidence.