i don't know where to connect the "POWER" 4 pin of my case

[wazhyzeuk]

Hello because im a newbie in pc building and my pc is nearly finished i have one question where to connect the 4 pin POWER cable of my pc case (Aerocool Aero-500 Black edition),its a 4 pin male and female and it says POWER but i dont know where to connect PSU? where pictures below

 

[Paul NZ]

Is that from the power supply or a connection on the case?

 

[wazhyzeuk]

Is that from the power supply or a connection on the case?

from the case

 

[Paul NZ]

Looks like there's a fan controller or something on the front of the case. It'll be for that.

You connect it to a molex connector from the PSU

 

[wazhyzeuk]

but it has 2 heads maybe i connect to the one of the 2 idk but im sure its from fan controllers as it only has usb ports 2 headphone jacks and 2 fan controllers