NB IoT Gas Alarm

utility room gas alarm direct from Wanlin Fire Protection — 12-year factory experience, WL-GA201 4G gas detector certified CE/EN50194/UL2075/FCC. Key specs: Semiconductor Gas Sensor + NB-IoT Cellular Communication + Ultra-Low Power Design, NB-IoT + Cloud Platform + SMS/Push/Email Alerts + Low-Power Wide Area + Remote Valve Control. Catalytic/infrared sensor···

treehouse structural strain gauge direct from Wanlin Fire Protection — 12-year factory experience, WL-WL300 fully certified CE/FCC/RoHS. Key specs: Zigbee 3.0/WiFi wireless, 3s alert push via APP Push + Audible 75dB, 2-year CR2032

laser intrusion detector direct from Wanlin Fire Protection — 12-year factory experience, WL-WL300 fully certified CE/FCC/RoHS. Key specs: Zigbee 3.0/WiFi wireless, 3s alert push via APP Push + Audible 75dB, 2-year CR2032

bulk purchase smart home security system direct from Wanlin Fire Protection — 12-year factory experience, WL-WL300 fully certified CE/FCC/RoHS. Key specs: Zigbee 3.0/WiFi wireless, 3s alert push via APP Push + Audible 75dB, 2-year CR2032