Now a days mobile became a very important thing,it helps us in various problems.Mobile phones are used to communicate wireless and across borders.In the past decade or so, mobile phones have emerged as the primary communication devices

Problem: The high energy radiation of the mobile phone will be effected to the eye due to that the eye disorders will be started like low sight,burning of eyes,headache etc..,to avoid this type of health issues we should keep minimum distance between mobile screen and you but we cannot be remember it and as usual we see the mobile by keeping the screen closer.

A device which helps you to remind when you come close to the screen.so this device consists of a ultrasonic sensor which reminds when you come close less than 15 cm.