VENITEM 23.30.25 DUCALE LSP chrome-smoked EN50131-4 siren with patented anti-foam system and anti-perforation circuit

DUCALE LSP chrome-smoked siren EN50131-4 with patented anti-foam system and anti-puncture circuit 13.8 Vdc self-powered siren with

high brightness LED light and low absorption - double tamper anti-opening and removal - sound and timing programming - alarm counting - microprocessor self-control of: charging, battery and speaker with relative negative anomaly output - separate siren and flashing control programming - flashing reset input - instant and permanent system ON-OFF optical signal — electronic circuit protected from polarity reversals and tropicalized in