IoT heat detector

smart IoT temperature sensor direct from Wanlin Fire Protection — 12-year factory experience, WL-HD902 fully certified UL 521/EN 54-5/CE/FCC/RoHS/REACH. Key specs: 4G LTE Cat.1 + WiFi + RF 433MHz, Photoelectric Smoke + Fixed Temperature Heat Dual Sensor, 10-year sealed lithium battery. MOQ 100 units, 25-30 working days, OEM/ODM custom branding available. Ser···

heat detector for smart building 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 available. Servin···