Dummy Burglar Alarm Bell Box system Flashing LED's flasher
Dummy Alarm Box, Flashing LED Dummy Box Type T
Yale Flashing dummy siren | DIY at B&Q
Replica Dummy Siren by ERA Protect - Dummy Burglar Alarm Box with Led Light - No Wiring Required - Fake Siren - Can be a Stand Alone Burglar Deterrent : Amazon.co.uk: DIY & Tools