<b>1. Not support 3.5'' SSD & HDD! <br><br>2. Power cable not included! No need additional power cable!<br><br> 3. Not support IDE interface!<br><br>4. Red Light: Power status; Blue Light: Activity status.<br>The red light is constant after plugging in; The blue light flashes firstly and then become constant after plugging in.<br><br>FAQ:<br><br> 1、 Why does not it work?<br><br> Possible reasons : 1) bad hard drive; 2) bad USB port on computer; 3) wrong hard drive type - this cable will not work with 3.5" SSD/HDD