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.

Warning door/window sticker is supplied free in package.

Operated by 3 pcs 1.5VLR44/AG13 button cell

Operating Instructions:

Use the double side adhesive tape to fix the main unit at the side of the door/window.

Attach the bar magnet to door frame/window frame with the arrow aligning with the reference line of the main unit

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.