self-test

smoke detector with self-test — Wanlin Fire, Chinese carbon monoxide detector manufacturer and exporter by Wanlin Fire Technology. WL-CO-500 smart CO detector with electrochemical sensor, 4G LTE and NB-IoT dual-mode connectivity, 10-year sealed lithium battery, 85dB sounder, digital display with peak level memory, app/SMS/push alerts, remote cloud monitorin···

Self-Test Smoke Alarm China manufacturer. CE EN14604 UL RoHS FCC certified. 4G wireless smoke detection solution for Southeast Asia market. OEM/ODM, wholesale, global shipping. Contact: wanlinfirecontrol@163.com