TORNADOLERT - operation, installation, and maintenance in tornado shelters.
TORNADOLERT performance unaffected in tornado shelters
A tornado shelter provides life-saving protection when a tornado strikes. TORNADOLERT is portable and should be carried with you into a shelter. Portable operation is automatically powered by an internal battery.
TORNADOLERT is independent of external tornado warning systems. It operates without losing effectiveness in all shelters, whether made of steel, concrete or fiberglass. TORNADOLERT lets you know whether a tornado is approaching your shelter or moving away. TORNADOLERT will continue to function in a shelter during a tornado strike.
TORNADOLERT's backup battery will power TORNADOLERT for 24 hours. TORNADOLERT requires no maintenance except battery replacement.