This high quality battery backup siren adds more security to your alarm system. The built in ni-cad rechargeable batteries make sure the siren still keeps sounding even if all the wires are cut or the cars battery is disconnected!

Main features:

* Loud 118dB Siren with six different attention drawing tones
* Compatible with most major car alarms and all Falcon alarms
* Keeps sounding even if all the wires are cut
* Includes override keys
* Dimensions: 72x72x65mm (HxWxD)