Please Note that:
(1)Do not used for charging , it is used for offering more usb ports to Transfer file
(2)The specification of the power supply is 3.5*1.35mm 5V 1A, it support less than 1TB hard disk , if your hard disk is more than 1TB , then the power supply not suit you
(3)There are 9 options in this link , if you want usb 3.0 with power apply , please choose the right option you need
(4) The power supply can solve the problem of insufficient power supply, if you need work with a hard disk , then you should choose the with power supply , and please note ,please don't use more than 2 hard disk at the same time
(5) The power supply can improve the usb transmission speed, insufficient power supply will lead to reduced data transmission, error code, with power can improve reliability.
Quality: Best Quality
Length:HUB 3.0 is 60cm
High Speed：USB3.0 up to 5Gbps (Super-Speed).
Power Adapter:5V 1A
Function 1:Plug and Play
Function 2:down compatible with USB2.0, USB1.1
Function 3:with Windows XP, Vista, 7, 8, 8.1, 10, Mac OS and Linux more
USB HUB support super speed 5Gbps (USB 3.0 Super-Speed)
The Perfect Solution
USB HUB use for keyboard, mouse, U disk, Camera, USB Headset, Printer, USB cable, microphone, Gamepad, usb fan etc
with Windows XP, Vista, 7, 8, 8.1, 10, Mac OS and Linux more
How to use power adapter?
with 5v 1a usb adapter
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