emergency charging line / Phone adapter plug

Mobile phone is indispensable to our daily life，we use phone to connect friends and share happiness .so to say in modern society,without phone we can not move even one step.However,it also bothers us when we meet the emergency but the phone have no electricity.The emergency charging line could solve the problem,it is similar to ordnary lines but have two alike sockets.It enables us to use our mobile phone to charge for others,which ensures we can be reached once the phone is lack of battery outside.