MUST work with alarm panel for receiving signal and respond.
Usage: Small and can be installed inside expensive equipment or luxurious things that avoid being stolen. For example, DVR, expensive CCTV Camera, etc. Those equipment most of the time installed in public area that can easily be stolen.
Power: Work on battery 23A
Frequency : either 315 or 433 Mhz, not switchable, MUST select when order
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