two wire connection

low power consumption design direct from Wanlin Fire Protection — 12-year factory experience, WL-SFP300 smart fire detector certified UL 217/UL 268/UL 2034/UL 864/CE/EN14604/EN54/FCC. Key specs: Addressable Fire Alarm Control Panel + Loop Controller + 4G LTE Cat.1 + Touchscreen Display + CAN Bus, 4G LTE Cat.1 + IoT Cloud Platform + Addressable Loop (252 devi···

Hawaii smoke alarm direct from Wanlin Fire Protection — 12-year factory experience, WL-SFP600 smart fire detector certified UL 217/UL 268/UL 2034/UL 864/CE/EN14604/EN54/FCC. Key specs: Fixed Temperature + Rate-of-Rise Heat Sensing + LoRaWAN Long Range + Ultra-Low Power + Dual Communication, LoRaWAN + IoT Gateway + Cloud Platform + Long Range (up to 15km) + 4···

kindergarten smoke alarm direct from Wanlin Fire Protection — 12-year factory experience, WL-SFP900 smart fire detector certified CE/EN14604/EN54/UL217/UL268/FCC/QCVN. 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···