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These UL listed Adapter / Transformers convert wall current to 12 Volt DC output
3 Volt USB Adapter
for your own power supply
and less than 5mm thick
Your last brightness setting is remembered so you will not need to adjust it again when you turn the LEDs back on
Red Alert Siren Flash Rate_Normal These UL listed Adapter /This 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
