With the DO-443R wireless opening sensor you can protect doors and windows from unauthorized access. It is compatible with all Atlantics alarm panels and immediately sends an alarm when an unusual opening is detected.
It confirms its continuous op..
Transmission port: 60 m. max in free shampoo Transmission indicator: LED Coding technology: broadcast Autonomy: 2 years environment, with standard use Power: 2 lithium batteries CR2032 3V Transmission frequency: 433 MHz..