MWRTA12 Receiver and Transmitter with Audible Low Battery Alarm
Includes single channel receiver (MWR12A) and transmitter (MWTA12) with audible low battery alarm. This feature that activates when the battery has only 25% of its life remaining, indicating the battery should be replaced. The alarm sounds for 5 to 10 seconds at 1 to 2 minute intervals. The receiver operates on either 12 or 24 volt AC/DC and provides N.O. or N.C. output.