37% drop
Wsdcam Window Door Alarm DIY Home Safety Wireless Burglar Alert Sensor Alarm-10Pack
$10.22$39.99(-37%)
- 110dB LOUD ALARM- 110 decibel loud alarm goes off when door or window opens and it will not stop even the door closed, effectively helps deter intruder and alert residence. The wireless window
Set alert threshold:
10%