KERUI 3 x Magnetic Wireless Sensor Intruder Alarms for Doors and Windows

Easily mounted using an adhesive.Stick on the window or door.Ideal entry warning for houses, apartments, mobile homes, dorms, offices, hotel rooms, garages, and more.
Operating frequency:433 MHz. Convenient to install – just peel and stick.
When the door or window is opened, it will send out an alarm signal to ward off the intruder (but when the door is locked, it cannot send out an alarm signal to ward off the intruder).

Amazon.co.uk Price: £18.56 (as of 04/10/2019 03:44 PST- Details)

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Category:

Brand name:KERUI.
Use:Personal.
Model number: door sensor.
Working environment: indoors.
Frequency:433 MHz.
Chip:2262.
Power supply:23 A, 12 V.

Item information:
Multi-layer design.
Built-in omni-directional antenna.
Superior circuit design.
High performance and low power consumption.
Superior ABS material.
Working frequency:433 MHz.
Shock resistance:4.7 m, 1.2 m, 3.5 m, 300 K.
Transmission range:50-150 m in open areas.

Technical parameters:
Transmission frequency:433 MHz.
Operating power:23 A, 12 V.
Built-in aerial.
It will work with the alarm system, but not on its own.

Easily mounted using an adhesive.Stick on the window or door.Ideal entry warning for houses, apartments, mobile homes, dorms, offices, hotel rooms, garages, and more.
Operating frequency:433 MHz. Convenient to install – just peel and stick.
When the door or window is opened, it will send out an alarm signal to ward off the intruder (but when the door is locked, it cannot send out an alarm signal to ward off the intruder).
Note: the product only works with the alarm system; the device will not work on its own.
It will work with the alarm system, but not on its own.

Specification: KERUI 3 x Magnetic Wireless Sensor Intruder Alarms for Doors and Windows

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