Offering surface visibility for miles, this compact strobe combines a rugged build, high-intensity dual LED technology and a simple twist-on operation. It is positively buoyant and is just 7¼ inches long. It will run for 20 hours in flashing mode or three hours with a constant light. It uses two CR123A batteries and is depth-rated to 150 meters. Optional color lenses available.

$99.95 | tek-tite.com