LoRaWAN wireless smoke alarm direct from Wanlin Fire Protection — 12-year factory experience, WL-SM604 4G standalone smoke detector certified CCCF/GB 20517-2006/CE/UL 217/EN 14604. Key specs: Dual Light Path Photoelectric + AI False Alarm Algorithm + 4G Cat.1 + Edge Computing, 4G LTE Cat.1 + AI Cloud Platform + Smart Push + Predictive Maintenance + OTA Updat···
OEM IoT fire safety device case study by Wanlin Fire Control — certified Chinese source factory with ISO9001, CE, EN54, UL approvals. Real-world fire safety deployments, OEM/ODM services, competitive factory-direct pricing. Global partners welcome. Contact wanlinfirecontrol@163.com.