The product image shows a USB power adapter that is connected to a hub to supply it with power. Description("External Micro USB Power Adapter: This USB data hub is powered by 5V USB power adapter, you can easily connect it with a micro USB charger and cable, you don't have to worry to make 2.5" and 3 is not enough power, 5 β HDD.") makes you think that the power is on. No, it is not. It has a mini USB port that you can connect to Connect your own cable and power supply.
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