NB IoT alarm with tamper proof

sounder strobe alarm for life safety 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. Serv···

4G alarm beacon direct from Wanlin Fire Protection — 12-year factory experience, WL-SS107 fully certified EN 54-3/UL 464/UL 1971/CE/FCC/RoHS/REACH. Key specs: Bluetooth 5.0 + 4G LTE (optional), Compact High-Output Strobe + Mini Sounder, 2-year replaceable battery (1x CR123A). MOQ 100 units, 25-30 working days, OEM/ODM custom branding available. Serving 60+ ···