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Door Alert Alarm


A handy, easy to fix, alert alarm/chime which activates when the door opens.

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Magnetic contact alarm which can be used to welcome visitors or to shock and deter intruders. Once the magnetic field breaks, the unit sounds either a welcoming chime or powerful 110dBs alarm.

• 3 x LR44 batteries (supplied)
• 110dBs siren


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