long life battery smoke detector

luxury home fire safety -- Wanlin Fire Protection, 12-year Chinese smart fire protection product manufacturer, WL-SFP700 (IoT Fire Alarm Gateway Hub) certified EN54/EN14604/EN50291/CE. 4G + WiFi + Ethernet + LoRa + Zigbee Multi-Protocol + Cloud Platform + OTA + 500 Device Ca. MOQ from 100 units, OEM/ODM from 500 units, 15-20 day delivery, 60+ countries.

library smoke alarm direct from Wanlin Fire Protection — 12-year factory experience, WL-SFP700 smart fire detector certified UL 217/UL 268/UL 2034/UL 864/CE/EN14604/EN54/FCC. Key specs: ARM Cortex-A7 Processor + 4G LTE Cat.1 + WiFi + Ethernet + Zigbee + Bluetooth + Cloud Platform Integration, 4G LTE Cat.1 + WiFi + Ethernet + Zigbee + Bluetooth + IoT Cloud P···