NB IoT sounder strobe alarm

smart alarm for public address direct from Wanlin Fire Protection — 12-year factory experience, WL-SS101 fully certified EN 54-3/UL 464/UL 1971/CE/FCC/RoHS/REACH. Key specs: WiFi + Bluetooth 5.2, Ultra-Bright LED Strobe + Multi-Tone Sounder, 3-year replaceable lithium battery (4x AA). MOQ 100 units, 25-30 working days, OEM/ODM custom branding available. Ser···

wireless sounder strobe with bracket mount direct from Wanlin Fire Protection — 12-year factory experience, WL-SS102 fully certified EN 54-3/UL 464/UL 1971/CE/FCC/RoHS/REACH. Key specs: Addressable Loop + 4G LTE Backup, Addressable Loop + Digital Protocol Communication, Loop powered + 24h backup battery. MOQ 100 units, 25-30 working days, OEM/ODM custom bra···