Bluetooth Enabled Headlamps

Among the numerous “must have” features is –

Send a distress message in the case of an emergency.
1) The Emergency screen allows you to write a short distress message which is then converted into a morse code light signal.

more …

https://www.petzl.com/US/en/Sport/News/2018-2-21/How-to-use-your-Bluetooth-headlamp

Time to step up to the future, you relic.

Technology has gotten pretty cheap and the world is turning Internet of Things (IoT).  Here is a blrub from Petzl:

Learning to pair your Bluetooth headlamp with the MyPetzl Light app can help you quickly check the remaining burn time and load specific lighting profiles before hitting the trail. This step-by-step tutorial will familiarize you with all the features offered by your Bluetooth headlamp.

Now, I don’t even program my AC/Heater, so a BT Headlamp would be useless to me.  My 2 cents.

maybe you could have the light pulsed, sync’d with music you’re playing?

morse code light signal.

If you turn on the camera will the app convert the “light flashes” to text? That would be cool, line of sight messaging.

I like that idea – combining Bluetooth with Morse code. Next would be a smoke signal app.

you’d also need a high tech way of receiving Morse code

Jerry,

Bob K. (above) is writing that app.

Add a flash mode to send Grisly Bears into epileptic seizures

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Who have thunk that there was a morse code to text translator online