Trick: Android Mobile Secret Code

You can use Secret code in your mobile. By using this, you can easily find some impotant information related to your mobile.
Friends, Plz comment related to this trick. I always wait for your comment.

Secret codes are

     1. To Know IMEI Number -  
                                      

     2. To Know Mobile Radiation -

                                         

     3. About Phone or Battery Information -

                                          

     4. To Reset Factory Data -

                                   

     5. Full Format to Phone -

                              

     6. For GTalk Service -