Its a bit much to spend on a LED throwie, but the difference here is this one blinks (built into the LED).
http://www.instructables.com/id/Blinkies-Revisiting-the-LED-Throwie/
Its a bit much to spend on a LED throwie, but the difference here is this one blinks (built into the LED).
http://www.instructables.com/id/Blinkies-Revisiting-the-LED-Throwie/