Five yards. What's size five?

Five codes in one are slot code, machine back code (*#06#), shell back code, packing box code and itunes device summary code. Five-in-one is a standard to judge whether the iphone is refurbished. Judging five codes in one: the internal code of the mobile phone is the number of *#06#, the number of the battery slot of the mobile phone, the number of the packaging box, the number marked on the invoice and the number left by the after-sales service center.