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Alkaline battery powered, Smart Smoke Detector, WL-SD-500, W···
Alkaline battery power···
2026-08-22
alkaline battery powered — Wanlin Fire, Chinese smart smoke detector manufacturer and exporter by Wanlin Fire Technology. WL-SD-500 photoelectric smart smoke detector with 4G LTE and NB-IoT dual-mode connectivity, 10-year sealed lithium battery, 85dB sounder, app/SMS/push alerts, remote cloud monitoring. EN 14604, EN 54-7, UL 217, CE, RoHS certified. MOQ fr···
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Dual-sensor smoke detector, Smart Smoke Detector, WL-SD-500,···
Dual-sensor smoke dete···
2026-08-22
dual-sensor smoke detector — Wanlin Fire, Chinese smart smoke detector manufacturer and exporter by Wanlin Fire Technology. WL-SD-500 photoelectric smart smoke detector with 4G LTE and NB-IoT dual-mode connectivity, 10-year sealed lithium battery, 85dB sounder, app/SMS/push alerts, remote cloud monitoring. EN 14604, EN 54-7, UL 217, CE, RoHS certified. MOQ ···
kitchen staff absence alarm, unattended cooking detector, chef departure alert, stove left-on warning, kitchen occupancy sensor
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