... take it out .5.How to Put Your Iphone4 on Charge:First of all,pls turn on the switch,When lithium battery ... full of power,pls insert iphone4,then turn on the switch on back side,in that case it is ... charging.When the lithium battery is dead,pls insert USB cable into ... it,connect other port with computer USB port.Now it is able to charge for lithium ...