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
Powered by two 9-volt batteries (not included) for 40 - 70 hours of operation

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 3.4 inch
Height : 1.7 inch
Length : 7.3 inch

Item Weight: 10.4 ounce (View shipping rates and policies)
Shipping Weight: 10.4 ounce (View shipping rates and policies)

ASIN : B0000BYT89