VENITEM 23.31.01 DUCALE LSP opaque white-blue siren EN50131-4

DUCALE LSP opaque white light blue EN50131-4 siren with patented anti-foam system and anti-perforation circuit Self-powered 13.8 Vdc siren with LED flashing light with high brightness and

low absorption — double tamper anti-opening and removal — sound programming and timing — counting alarms — microprocessor self-control of: charging, battery and speaker with relative negative output of anomaly — separate siren and flashing control programming — flashing reset input — instantaneous and permanent ON-OFF optical signaling system — electronic circuit protected by polarity reversals and tropicalized in immersion