Equipped with 7 illuminated individual on-off switches to control each USB port, USB 2.0 splitter hub saves the trouble of unplugging devices whenever you don't need it.Compatible SystemMicrosoft Windows 10 (32 / 64bit), Windows 8.1 (32 / 64bit), Windows 8 (32 / 64bit), Microsoft Windows 7 (32 / 64bit), Windows Vista (32 / 64bit), Windows XP (32 / 64bit), Windows 2000, Linux, MacOS 10.x, LinuxProduct InformationHub dimensions: approx. 3.9 x 1.4 x 0.9 inchesLength of connecting cable: approx.Weight: approx. 100g = 3.5 ouncesusb splitterusb splitter for pcusb splitter for computerPlease Note:1.USB hub is used for data transmission(it will only sync them),not for charging.Therefore, if the product is used for charging,the speed will be slow,or have no that function.2.Not recommended for charging tablets and other devices with high power demand. For get a stable connection, the devices connected to the 7-Port Hub can't exceed a combined current of 5 volts 500mAh.3.Power adapter is not included in the package, Power adapter is only required when plug many high-power device such as hard drive at same time to provide stable voltage.4.This product could protect the USB port on your computer from too much plug and play.