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Battery Back-up Sirens. Digital siren circuitry for reliable long life service. Small design allows for greater installation flexibility. Especially suited to engine bays that are full with no room for conventional sirens.
Description Universal - suits any make of car alarm system as it MSP80.jpg
contains both positive and negative trigger.
Supplied with 2 battery isolating keys (doesn't disable the alarm) to allow for vehicle battery servicing.