8 Wireless Alarm Sensor Loud Burglar Intruder Door Window House Security Safety

Test the setup by switching the system's switch to "ON position of the main unit and see whether the alarm can be triggered by opening the door/window. Door Window Alarm x 8. Due to the influence of the display and the light of the photo, there may be a gap between the color of the goods and the picture you received.Don't place an order if you mind.