This usb port expander for laptop provides stable performance for 7 ports work simultaneously without any pressure and the temperature keeps within moderate range. Perfect solution to the problem of insufficient USB interface of your device.USB 3.0 X1 + USB 2.0 X6. Full USB 3.0 SuperSpeed data transfer up to 5Gbps, 10x faster than USB 2.0. Transfer files, HD movies and songs to your USB devices in seconds. [Charging Not Supported]Fully plug and play without any drivers. Compatible with Windows 10/8/8.1/7 / Vista / XP and Mac OS X, Linux and Chrome OS. ( The Usb 3.0 Hub Reverse Compatible USB 2.0 and USB 1.1.)7-port USB Extender applies to various devices: laptop, pc tower, XBOX, PS4, flash drive, keyboard, mouse, card reader, HDD, cellphone OTG adapter, printer, camera, USB fan or any other USB Peripherals. Aluminum alloy friction material, high texture, fast heat dissipation. Build-in advanced chip to avoids over current, over voltage, short circuit and high temperature, safeguard your valuable data and USB gadgets.