Zigbee smoke detector direct from Wanlin Fire Protection — 12-year factory experience, WL-SM601 4G standalone smoke detector certified CCCF/GB 20517-2006/CE/UL 217/EN 14604. Key specs: Dual Light Path Photoelectric Sensing + NB-IoT Cellular Communication + Maze Sensor Structure, NB-IoT + Cloud Platform + SMS/Push/Email Alerts + Low-Power Wide Area. Dual lig···
Professional battery powered smoke detector test spray manufacturer — Wanlin Fire Control provides CE/EN54 certified smoke detector test tools with factory-direct pricing. OEM/ODM available. Global export & fast shipping. Email wanlinfirecontrol@163.com or call +8613261677119 for quotation.