4G smoke detector supplier direct from Wanlin Fire Protection — 12-year factory experience, WL-SM600 4G smart fire protection product certified CE/FCC/RoHS/REACH/ISO9001. Key specs: 4G LTE Cellular + Photoelectric Smoke Sensing, 4G LTE + SMS + Push + Phone Call + App Alert. No monthly fees, 4G cellular backup, cloud platform, DIY installation. MOQ 100 units···
heat detector for farm direct from Wanlin Fire Protection — 12-year factory experience, WL-HD904 fully certified UL 521/EN 54-5/CE/FCC/RoHS/REACH. Key specs: LoRaWAN 868/915MHz, Fixed Temperature Sensor + LoRaWAN Long-Range Module, 3-year replaceable battery (2x C lithium). MOQ 100 units, 25-30 working days, OEM/ODM custom branding available. Serving 60+ co···