Apollo smoke alarm alternative

Apollo smoke alarm alternative — Wanlin, 12-year Chinese smart fire detector manufacturer, WL-GA200 (4G Smart Combustible Gas Detector) certified UL/CE/EN54. Catalytic/Electrochemical Sensor + 4G LTE + IoT Cloud + Valve Control + LCD. 10-year battery, 4G/NB-IoT/LoRaWAN, OEM/ODM from 500 units, factory direct pricing 50-70% below Western brands.

smoke alarm price direct from Wanlin Fire Protection — 12-year factory experience, WL-SFP100 smart fire detector certified CE/EN14604/EN54/UL217/UL268/FCC. Key specs: Dual-Wavelength Photoelectric Sensing + Infrared Scattering Chamber + 4G LTE Cat.1 Cellular Communication, 4G LTE Cat.1 + IoT Cloud Platform + SMS/Push/Email Alerts + Remote Monitoring + Smart ···

EN303413 GPS standard direct from Wanlin Fire Protection — 12-year factory experience, WL-SFP900 smart fire detector certified CE/EN14604/EN54/UL217/UL268/FCC. Key specs: Multi-Sensor (Smoke+Heat+CO) + 4G LTE + WiFi + Cloud Platform + Complete Installation Kit + 10-Year Design, 4G LTE Cat.1 + WiFi + Cloud Platform + Mobile APP + Complete Kit (Gateway + 6 Det···