The outdoor wireless sounders are fully wireless units requiring no AC power.
The outdoor wireless sounders are fully wireless units requiring no AC power. These sounders include a pre-alarm feature that begins at entry and causes a self activating alarm if RISCO Group's wireless systems are vandalized during entry delay. Battery life economy is ensured through an advanced algorithm and a low battery signal is included for both RF communication and sounder audible/visual batteries.
* Two-way wireless - fully battery powered sounder * 105dB piezo sound output - adjustable volume * Back tamper * Includes 5x long-life 3V lithium batteries for 3 year typical battery life * LED Strobe - adjustable flash rate * Clips to hold external and internal covers during installation * This item does come complete with a Raven cover