IoT Fire Alarm Systems for Commercial Buildings | Wanlin Fire · Practical Product and Application Information
intelligent smoke alarm
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Intelligent smoke alarm, Smart Smoke Detector, WL-SD-500, Wa···
Intelligent smoke alar···
2026-08-22
intelligent 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 fro···
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Wanlin Fire Protection Brings LoRaWAN (CN470/EU868/US915/AS9···
Wanlin Fire Protection···
2026-07-06
wireless smoke alarm direct from Wanlin Fire Protection — 12-year factory experience, WL-SM604 fully certified CE/EN14604/FCC/RoHS/REACH. Key specs: LoRaWAN (CN470/EU868/US915/AS923) wireless, 10s alert push via APP/SMS/call, 5-year lithium battery, CE/EN14604/FCC certified. MOQ 200pcs, 20-25 working days, OEM/ODM custom branding available. Serving 60+ coun···