External Mini Wired Siren

Features:
*With 110Db squealing alarm sound, this siren will not only alert the neighbors of the intrusion, but scare away the burglar out of your house immediately!
*This piercing, plug-in siren can be plugged into your keypad/console. It works with your system, responding to signals from an alerted keypad/console.
*When the door sensor, PIR sensor, etc. is triggered, the alarm system receives alarm signal, then the siren alarms loudly.
*No intruder will hang around when one of these sirens sounds!
*Novelty design, low power consumption.