Cartoon mouse shape usb hub 4 port driver for Laptop 1.ROHS ... logo on) 3.Customized 4.High speed Cartoon mouse shape usb hub 4 port driver for Laptop Specification:1. ... compatible with scanner, digital camera,keyboard, Mouse, display, U disk,4. USB bus power Supply ,No external power supply ... circumstance when connecting a power hungry device. This USB 2.0 device is backwards compatible so that it ...