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and less than 5mm thick
for your own power supply
It will stay awake and very very slowly drain the battery even when the lights are off
and anything you can think of
Red Alert Siren Flash Rate_Normal and less than 5mm thickThis is a classic alert siren that sounds like a vintage warning siren. Most people recognize this iconic sound right away when hearing it. The siren loops over and over and runs on a 9V battery or a 7 12 volt regulated DC power supply. The fully assembled Red Alert siren comes with a standard speaker and is available for purchase with or without our 9 volt battery snap with attached on off switch. If you were a kid in the '60s or a fan of the shows
