General Tools LD7 Personal Lightning Detector - Portable Storm Alert Device for Outdoor Safety, Hiking, Camping & Emergency Preparedness

LD7 pocket-size Lightning detector is small enough to fit in your pocket or clip to a belt loop — perfect for outdoor activities. Multiple alarms signals include an audible alarm, a vibration alarm, and LEDs that sequentially illuminate at distance intervals of 24 to 40 Miles, 12 to 24 Miles, 6 to 12 Miles, and 0 to 6 Miles to inform you that the DANGER is approaching, departing, or stationary. Facts about Lightning and thunderstorms: average Lightning Stroke is 6 Miles long average thunderstorm is 6-10 Miles wide average thunderstorm travels at a rate of 25 Miles per hour on average, thunder can be heard over a distance of 3-4 Miles depending on humidity, terrain and other factors approximately 100, 000 thunderstorms occur in the United States each year approximately 10 percent of all thunderstorms are severe enough to produce high winds, Flash floods and Tornados what's included: clip and two AAA batteries. Detects Lightning up to 40 Miles away early warning detection of pending storms and Lightning produce visual and audible alarms ideal for safe outdoor activities at work sites, farms, school and university athletic events, golf courses, and little league ball fields.