Flash Alerts 2 for Android will allow you to activate flash LED flashes when you receive a call or an incoming message. In this way, you’ll know when you are calling or received any messages when you’re at a meeting with the team in silence or in any similar situation.
-When you receive a call, text message, the flash will blink
-You can adjust the flicker frequency.
-You can set the ON/OFF flashing in detail
-When in the StatusBar notification arrives, the flash will blink (Pro)
-You can enable / disable the feature in the device state. (Ring, vibration, silence, in an interactive state) (Pro)
-DND you can schedule when to start and when to finish (Pro)..