Product description:
The alarm is small and exquisite, easy to install with double-sided adhesive tape to provide easy installation in the door or window.
Its cheap, economical and offers practical technical preventive measures.
It has been fully affirmed by the residents and the police.
Simply primary and secondary parts are pasted on the door and door frame, or two windows, and aligned (leave about 5 mm gap).
Once a thief tries to break into or pry the window, attempted theft (main and auxiliary parts are separated), the alarm siren can send a strong alarm to deter thief and to alert the owner. We have to open the door or the window switch to control the switch.