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Defender Door Wedge Alarm

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Product Details 

The Defender Door Wedge Alarm is designed to warn the occupier that someone has tried to push the door, potentially an opportunist theif who has taken a chance on an open door. 

This product is ideal to combat sneak in burglary by using alarms to shock and deter thieves. 

Using this style of alarm is ideal for hot weather as it allows doors to be left ajar to ventilate a room whilst still keeping the door secured by an alarm. 


• 120dBs siren
• Batteries included (1 x 9V) 
• On/Off switch
• High/Medium/Low sensitivity