gas alarm with auto shutoff

household CO alarm direct from Wanlin Fire Protection — 12-year factory experience, WL-SF100 smart fire protection product certified CE/EN54/UL/NFPA 72/FCC/RoHS/REACH/ISO 9001. Key specs: Photoelectric Detection + 4G/NB-IoT Dual Communication + AI False Alarm Filtering, 4G/NB-IoT + Cloud Platform + SMS/Push/Email Alert + APP Control. IoT cloud platform, AI f···

commercial gas alarm linkage direct from Wanlin Fire Protection — 12-year factory experience, WL-GA200 fully certified CE/EN54/FCC/RoHS. Key specs: 4G LTE Cat.1 + WiFi, Auto solenoid valve shutoff + voice evacuation + APP push for remote monitoring. MOQ 100 sets, 20-25 working days, OEM/ODM custom branding available. Serving 60+ countries across Southeast As···