Mongoose Siren Battery Back Up For M80Ii

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.
AS/NZS Standards tested and certified.
Suits any alarm with resistive ground positive trigger.
Standard fitment on M80II and M80GII.
Supplied with 2 battery isolating keys (doesnt disable the alarm) to allow for vehicle battery servicing.