Wireless Window Door Burglar Security Alarm 100dB System Magnetic Sensor Home
2 Pc Door and Window Entry Alarm Set Home Shed Security 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. Operated by batteries (included) Protects doors and windows, Easy installation 100 DB Instant Alarm On/off switch YOU CAN USE IT IN PARALLEL OR VERTICAL DIRECTION ON WINDOW OR DOOR FREE POSTING IN UK