IoT smart smoke detector

NB-IoT smoke alarm factory direct from Wanlin Fire Protection — 12-year factory experience, WL-SM608 fully certified CE/EN14604/FCC/RoHS/REACH. Key specs: 4G LTE Cat.1 wireless, 10s alert push via APP/SMS/call, 10-year sealed lithium battery, CE/EN14604/FCC certified. MOQ 200pcs, 20-25 working days, OEM/ODM custom branding available. Serving 60+ countries ac···

Combined Smoke Heat CO Detector direct from Wanlin Fire Protection — 12-year factory experience, WL-SM500 fully certified CE/EN54/FCC/RoHS. Key specs: NB-IoT ultra-low-power, 8-year battery life, dail