wireless alarm siren

LoRa Wireless Alarm Siren - Wanlin Fire, Chinese LoRa fire alarm equipment manufacturer and exporter by Wanlin Manufacturing Group, offers a 9-model LoRa line covering LoRaWAN fire alarm gateways with Ethernet, WiFi, and 4G LTE backup, EN54-7 photoelectric smoke detectors with 10-year battery, EN54-5 A1R heat detectors, EN54-11 manual call points, EN54-3 and···

wireless alarm for public address direct from Wanlin Fire Protection — 12-year factory experience, WL-SS100 fully certified EN 54-3/UL 464/UL 1971/CE/FCC/RoHS/REACH. Key specs: 4G LTE Cat.1 + WiFi, High-Intensity LED Strobe + Piezoelectric Sounder, AC powered + 72h backup battery. MOQ 100 units, 25-30 working days, OEM/ODM custom branding available. Serving ···