4PCS Door And Window Burglar Alarm With Magnetic Sensors Independent Wireless

The alarm is installed on the door or window. If the thief wants to open the door or window, the alarm will immediately send out an alarm sound. Alarm application magnetic sense control technology, long service life, simple installation. Use adhesive paste, no need for screw installation, the direct paste can be used! It does not damage household items.

• More than 120 decibels of alarm sound, safety protection for your home.
• A sensitive alert sensor, 1 cm of movement can trigger the alarm.
• Use 3M double-sided adhesive tape for easy installation.
• Safe and convenient, easy to operate.

Easy to install

can be installed at any open and close parts

Super sensitive induction,

more than 1cm error can trigger an alarm

Quality assurance,

you can protect your home at any time

Descriptions:

1.100% Brand New and High Quality

2.Magnetic sensor switch detects entry

3.Ideal guardian against the unwanted intruder whether you are in or out, keep yourself and your property safe and   security

4.Easily attach the main sensor on the door/window and attach the stick adjacent the main sensor on the door/window frame with the adhesive tape (included)

5.Handy ON/OFF switch: in the state of "ON", the sensor will emit the alarm signal as long as someone opens your door or window

6.Super loud 90 dB alarm

7.Powered by 3*1.5V LR44 button cell（without button cell）

8.siren Loudness:90db

9.Size: 2.5 x 1.3 x 0.8 inch

Features:

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.

Operating by 3 pcs.1.5VLR44 button cell.（without button cell）

Operating instructions:

1.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 refrence line of the main unit.

2.Test the setup by swithing the system's switch to ''ON'' position of the main unit and see whether the alarm can be triggered by opening the door/window.

Package includes:

1 x Magnetic Sensor （without button cell）

GUARANTEE

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