Expand your computer' s connectivity with this 4-port USB hub with individual on/off switch and LED indicator to show operating status.
Battery life: individual power switches help preserve battery life by allowing you to turn off ports you don' t need
Multiple USB ports: instantly add 4 USB 2.0 ports to any electronic device by plugging it into your computer, then connect your mouse, keyboard, external hard drives, flash drives and more
Easy to install and convenient: takes up a very large space so it' s handy as a good partner for travel, the office, home and school.
Note: this hub must be connected to a computer to charge a device. It is not intended as a stand-alone charger. The power adapter is used to provide additional power to make up for insufficient power from the computer' s USB port when connecting to devices with high power consumption.