Wanlin Fire - China source manufacturer for memory care smoke detector. Featured model WL-TH-GW (IoT Gateway & Cloud Platform): LoRaWAN gateway, 8-channel downlink; Receiver sensitivity -137 dBm, 10,000+ nodes capacity; Cloud dispatch: push / SMS / email / voice call to duty phones; -20 to +60 deg C, 10-95% RH. Full lineup: smoke and heat detectors, CO and g···
Conventional Smoke Detector China manufacturer. 4G standalone smoke detector with dual optical path photoelectric sensing, 4G Cat.1 communication, DC6V battery (3-year life), ≥95dB alarm, ≥60sqm coverage. GB20517-2006 & CCCF certified. OEM/ODM, wholesale, global shipping to Italy. Contact: wanlinfirecontrol@163.com