Wireless outdoor smart alarm siren designed to work with the Ajax security system, delivering adjustable alert sound from 85 to 113 dB along with a bright LED indication when triggered. Suitable for both outdoor and indoor installation with secure Jeweller protocol connection up to 1500 m, weather‑resistant IP54 design, and long‑life battery operation up to 5 years. Built‑in tamper protection helps deter sabotage for enhanced home and business security.