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equipment IoT fire monitoring fire detection case fire safety deployment China fire safety manufacturer wireless fire detection fire detection technology fire safety innovation fire alarm system industrial fire protection OEM fire equipment EN54 certified CE approved fire safety fire safety R&D custom fire sensor OEM partner Wanlin Fire Control fire protection solution certified fire detector commercial fire safety fire safety exporter smart fire platform 2 in 1 smoke heat alarm wholesale smoke detection fire alarm smoke alarm fire detector fire sensor photoelectric detector CE approved fire safety equipment addressable detector conventional detector wireless smoke alarm battery smoke detector hardwired detector OEM smoke detector wholesale fire alarm fire detection system smart fire alarm IoT fire safety commercial fire protection industrial smoke detector Photoelectric smoke detector ISO9001 fire sensor commercial fire safety proprietary smoke detection technology case variant 12 source factory fire equipment fire safety engineering fire protection so Combined smoke and heat detector Application Scenarios solution digital signage IoT home safety ODM fire alarm home security combo CE certified fire alarm home fire safety bundle flood water alarm gas leak detector OEM home security kitchen safety sensor home fire alarm source factory UL smoke detector global fire safety partner WiFi smoke alarm smoke detector wholesale 4G fire detector gas valve shutoff PIR motion detector video doorbell China fire equipment supplier door window sensor water flood sensor smart home security expor Hardwired smoke heat alarm Smart Features solution smart advertising player proof of play reporting industrial fire protection home fire alarm system case study variant 6 wirele gas valve shutoff SOS emergency button smart home safety EN14604 smoke alarm export fire equipment IoT home safety elderly Technology & Hardware solution advertising player EMI EMC certified SOS emergency button 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