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- Wireless: Connects wirelessly to the installation system and is powered by battery.
- Wired: It connects to the installation system with a cable and is powered through it.
- The number of beams refers to the total rays connecting the transmitter to the receiver. More beams mean greater coverage height and fewer false alarms, as all beams must be interrupted simultaneously to trigger the system.
- The range indicates the maximum distance (in meters) that the transmitter can be from the receiver while still operating reliably.
- Waterproof: With IP44 certification or higher, making it suitable for safe outdoor installation.