... patterns: rotate, double blink, single blink, alternative, SOS (Morse code) for rescue, solid-on (high), solid-on (low), 2LED flashlight and ... high strength plastic: PC, TPE and TPR, it is even no problem allowed a car drive over it! * Completely waterproof! ... It even floats! Perfect for boats and watercraft safety, also it is no problem working underwater 1/2mile. * Standard ...