VENITEM 23.30.28 DUCALE LSP opaque grey-orange EN50131-4 siren with patented anti-foam system and anti-puncture circuit

DUCALE LSP opaque gray- orange EN50131-4 siren 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 - optical ON-OFF signalling system instantaneous system and permanent — electronic circuit protected from polarity reversals and tropicalized in