... rotate, double blink, single blink, alternative, SOS (Morse code) for rescue, solid-on (high), solid-on (low), 2LED ... ! * Completely waterproof! It even floats! Perfect for boats and watercraft safety, also it is no ... BLINK 60 HOURS ALTERNATE 15 HOURS SOS(MORSE CODE) RESCUE (SOS) 24 HOURS SOLID-ON HIGH ... battery, etc. * Contains a strong magnet for placement on vehicle LED traffic light car warning light ...