This application uses your phone screen to generate a powerful light beam. Just tap the screen to turn on/off the light. WARNING: Don't look directly at your phone screen when the light beam is enabled, it could cause eye discomfort. These are the main features: - Can emit a white or red light beam - Can send a SOS distress signal - Light intensity is increased gradually to avoid eye discomfort - Always will be 100% free Enjoy ! :-)