Mongoose » Mongoose Alarm Accessories » Mongoose battery back up siren
Mongoose battery back up siren
Price depends on which model alarm you have, please call and we can advise.
Battery back up siren, noise maker.
Has built in chargable battery [ when car started helps charge battery inside unit] and if any wire cut to siren, alarm module disconnected or power disconnected in car will trigger siren.
Key over ride standard.
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