Great Question! So the plug will go into the wall and electricity will hit the cord and power through the cord into the charger (Cordless) Now if you talking mobile phones such as iPhones. The battery powers wire and hardware to power your little mobile phone! Hope this helps.
        
             
        
        
        
Answer: like the monitor or the keyboard
Explanation: it is true i even looked it up and it was true
 
        
             
        
        
        
Answer:r tHE RED LINE 
Explanation:
Its not supost to be there