Smart charging with four ports: powered USB hub Allow data transfer and charging for phones, Xboxes, PS4, and other devices. The ability to automatically identify your device's charging protocols and provide the best possible charge is the most crucial feature. GREEN A powered USB hub 3.0 switch offers a secure way to charge your laptop. Personal Switch: Without unplugging the device, you can turn on or off the individual Powered USB 3.0 hub thanks to its built-in on/off switch with LED indicators for each port. Blue LED lights make it simple to see whether the hub is operating. Low power consumption and environmental friendliness to prolong equipment use Consistent Connection: USB 3.0 hub that is powered 12V/2A external power supply support increases load capacity and enables the connection of high-power devices.