Powered by two 9V batteries (not included): automatic shut-off after five hours of continuous operation;Rugged ABS plastic;Detect the presence of lightning/thunderstorm activity occurring within 40 miles of your location;Severe thunderstorm alarm and emits a distinctive 15 second continuous audible tone different from the detection of normal lightning activity;Accurate to within 1 to 2 miles 97 percent of the time
Trustpilot
1 week ago
3 weeks ago
