... 1,magnet mount coversion lens 2,for moble phone ad Digital cameras3,180 degree fish eye lensDetailsStep1: ... clean the lens and lens around of mpble phone before you operate,and then move the protect ... can make the connecting tach stick to the moble phone flatly ,press ,and make sure it was sticked ... the metal ring if your phone is metal cover. lovely 180 degree fish eye lens for mobile phone and camera