LoRa Wireless Fire Alarm Systems | Wanlin Fire · Practical Product and Application Information
10 Year Sealed Battery
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Sms alarm, Smart Smoke Detector, WL-SD-500, Wanlin Fire, Sea···
Sms alarm, Smart Smoke···
2026-08-22
sms alarm — 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 from 100 units, O···
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Cellular smoke alarm, Smart Smoke Detector, WL-SD-500, Wanli···
Cellular smoke alarm, ···
2026-08-22
cellular smoke alarm — 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 from 1···