LipiWorld 4 Port USB 3.0 Hub, USB Hub Extensions, Ultra Slim Portable Data Hub Applicable for iMac Pro, MacBook Air, Mac Mini/Pro, Notebook PC, USB Splitter USB Hub  (metallic)

Description: 1. USB 3.0 chip. 2. Easy installation, no software required. 3. No external power needed. 4. USB3.0 interface, the theoretical rate of up to 5Gbps, and down compatible with USB 2.0/1.0 standard specifications. 5. Equipped with four sets of USB socket with hot plug function. 6. Current protection function, support the overload voltae and stantaneous current protection. 7. Use electronic devices to ensure stable operation. 8. Cable length: about 8cm. Design highlights: 1.ports: 4 ports. 2.version:USB3.0*1+USB2.0*3. 3.power output:5V/2A . 4.Electric power:10W. 6.Material: CNC aluminium alloy. 7.Cable: PVC 9 core. 8.Theoretical velocity?5Gbps. 9.USB 3.0(measurement tool: 3.0 mobile hard disk): Read 140-150mb / S. 10.USB 3.0(measurement tool: solid state disk):Read 280-320mb / s write: 140MB / S . 11.USB 2.0(measurement tool: 3.0 mobile hard disk):Read 24-26mb / s write: 19-21mb / S. 12.Supported models (computers):Universal USB port. 13.support system:Windows 10.8.7, vista, XP, MAC 10.4.6 are compatible with most mainstream systems in the market Unification.