The Signature Series Weather Alert Transmitter from Silent Call, when used with a compatible Weather Alert radio, will alert you to an incoming weather emergency by sending a wireless signal to any of the Signature Series Receivers. It has a range of up to 2,000 feet depending on which receiver is used. Battery operated (2 AA batteries included). 5-year limited warranty.
Note: This product will not work on its own. It requires a compatible weather alert radio and Signature Series Receiver.