Spectrum ThunderBolt Storm and Lightning Dectectors detect lightning and track storms from 75 miles!

IF YOU HEAR THUNDER, FORGET COUNTING...IT'S ALREADY TOO LATE! The ThunderBolt Storm Detector is Storm Safety Technology to carry with you anywhere. Thunderstorms and deadly lightning can suddenly come out of nowhere, catching people off guard and unprepared. Sooner or later, everyone who works or plays outdoors will get caught in this predicament.

Fact is, when you hear thunder, you’re already in range of a lightning strike. With ThunderBolt, you will be warned to take shelter long before you’re in danger! NOT A WEATHER RADIO, ThunderBolt is a self-contained device that gathers data independently of any other weather source.

Truly, the “Science is in your hands.” Used and trusted worldwide, ThunderBolt technology is the Ultimate in Storm Detection.