The last cause of the use of mobile phones among teenagers in Thailand has an obsession with self-image. As suggested by Teh Phoey Lee and William Kosasih (2015), taking self-portraits, also known as “selfies”, has become one of the biggest activities among the social media users. The advances in camera
technologies and online services in mobile phones have given rise to far greater
opportunities for mobile posting and sharing (p. 875). Someone uses a mobile phone for photography. The drug taking happen because of the mobile phone is a diverse camera on the front, to see yourself before shooting, which is called “selfies”. Which photography using a mobile phone is a great comfort, because one has a mobile phone with us all the time. It is able to take pictures at any time. Sometime, the purpose is to update to social media such as Facebook, Instragram, etc. One can delete a camera application, to control oneself. A person can spend time in doing other an activity to distract to oneself from using a mobile phone.