Magnetic Window Door Entry Security Alarm

Easily mounted by adhesive tape to window or door.
Magnetic sensor switch detects entry
Protecting your home or office whether you are in or out.

Easy installation
No wiring required
105 db instant alarm
Secure doors & windows
Low power standby consumption

OPERATION & INSTALLATION:
1, Use the double side adhesive tape to fix the main unit at the side of the door/window.
2, Attach the bar magnet to door/window frame with the arrow aligning with the refernce line of the main unit.
3, Test the setup by switching the system`s switch` switch to "ON" position of the main unit and see whether the alarm can be triggered by opening the door/ window.

Operated by 3 PCS 1.5VLR44/AG13 button cell (batteries included in package).