New build PC issue (i think)

This may sound a strange one I have just complated a new build and ave win 8.1 - I just have a feeling its not powering down properly - what makes me think this ?
1, I have a sd card reader which conect to the motherboard the red light stays one 9old pc it didnt the unit went off()
2, I have a wireless mouse that needs to be plugged in to recharge - when I turned the pc off today=t it still chatrged the mouse I am not sure if this is possoble

Anyway I am hoping that this makes sese and I can get some help with it
 
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