- Flashing lights flash when receiving a call - Flashing lights flash when receiving SMS messages or notification Notification. - The flash on your phone will flash when a call comes in or SMS - Phone must have flash to use this app - Automatically start when the phone boots - No expensive batteries - You can adjust the speed of the blink, turn off the main screen - You can disable the app when the device is to vibrate or silent mode - You can turn off the lights from time to time in setting - You can shake to turn off the flash. - Customized for each application flashes the notification