Traffic Light Changer Prank description

This is the perfect app to make a prank to your friends. It is designed to trick your friends that you can change traffic lights from red to green! The rules of Traffic Light Changer are quite simple: you will see a simple device on the screen. When you press a button in the middle, a sound and animation will be played. When you synchronize pressing with the street lights you will make an illusion that you can actually change it!