heat detector for LTE Cat 1

heat detector for hazardous material storage direct from Wanlin Fire Protection — 12-year factory experience, WL-HD906 fully certified UL 521/EN 54-5/CE/FCC/RoHS/REACH. Key specs: 4G LTE Cat.4 + WiFi 6 + Zigbee 3.0, Multi-Sensor Array + AI False Alarm Reduction, AC powered + 48h backup battery. MOQ 100 units, 25-30 working days, OEM/ODM custom branding avail···

server room heat alarm direct from Wanlin Fire Protection — 12-year factory experience, WL-HD907 fully certified UL 521/EN 54-5/CE/FCC/RoHS/REACH. Key specs: Bluetooth 5.0 + 4G LTE (optional), Fixed Temperature Sensor + Compact Design, 2-year replaceable battery (1x CR123A). MOQ 100 units, 25-30 working days, OEM/ODM custom branding available. Serving 60+ co···