YTTL&reg;Plug In Cooling Fan Cooler Fan with 4 Ports USB Hub For Xbox One Xboxone Console, Black Designed for xbox one console With 3 low noise&amp;high speed internal fans to chill the working console With 4pcs 2.0 usb ports to work asa a hub Powered by the console ,no other power sources needed; easily turn off the cooling fan when not in use Working voltage: DC5V; Working current:500mah