Not only can be used with our main device, but also used with detectors. Adaptor power. When used with main device system, no any wire needed with main device, it could be installed in the receiving area of the main device. The sound is accordant with the main device.
        When used with detectors as a wireless flashing siren, it looks like a main device, it will send out alarm once it receives any signals from the different sensors or detectors.

Specifications:

        1. Rated voltage DC: 12 V
        2. Rated current: 500 mA
        3. Output level:110dB/m
        4. Flashing/min:150